Helping Hands Details. Position of mass mt at time t is given by the equation Xj (t) = v0t – A (l – cos cot) calculate: (a).position of the particle as a function of time(b)l0 in terms of A. Mechanics is not only a lengthy portion in Physics but it forms the basis of entire Physics. IIT-JEE 2011. Home. Free PDF Download of JEE Main Question Paper with Answer Keys and Solutions from 2014 to 2020 solved by expert teachers on Vedantu.com. (b).At what angular velocity does the laminar sheet come back after the first impact? Find the distance AP. JEE Main Physics Chapter-wise Solved Questions (Sep 2020) – PDF Download. Learn to Create a Robotic Device Using Arduino in the Free Webinar. Get detailed Class 11th & 12th Physics Notes to prepare for Boards as well as competitive exams like IIT JEE, NEET etc. Two identical charged spheres are suspended by strings of equal lengths. (COMPLETE MECHANICS), 5.Two small particles of equal masses start moving in opposite directions from a point A in a. The pendulum is pulled away from the wall to a horizontal position (sec fig.) Study material. After the collision, A comes to rest, B retraces its path with the speed v. What is the velocity of C ? About IIT . Hindi Physics. All About JEE. Denoting angular velocity (about the centre of mass), total energy and centre of mass velocity by co,E and vc respectively, we have after collision. using askIItians. At the instant when the speed of A is v and the speed of B is 2v, the … The velocity of the centre of mass is : 5.Two small particles of equal masses start moving in opposite directions from a point A in a horizontal orbit. The magnitude of the total impulse of the force on the body from t = 4μs to t = 16μs …..     [1994-2 marks]. (d).Statement-1 is false, statement-2 is true. Each subject in each paper has 18 questions each. The moment of inertia of the laminar sheet about an axis parallel to AB and passing through its centre of mass is 1.2 Kg-m. (a).Find the location of the centre of mass of the laminar sheet from AB. It is a collection of problems that will challenge the student's conceptual clarity as well as comprehension and analytical abilities. Find the percentage loss in the initial velocity of the bullet when it is between Mj and M2. (Ignore the role of friction during the collision), 30.A uniform thin rod of mass M and length L is standing vertically, along the y-axis, on a smooth horizontal surface, with its lower end at the origin (0,0). (M+m)g and Rtable->book b. Rground->table and mg+Rbook->table c. Rground … The Joint Seat Allocation Authority (JoSAA) conducts the joint admission process for a total of 23 Indian Institute of Technology … Home Centre of Mass – L2 | Collision | Mechanics Physics | IIT JEE Mains Physics | JEE 2020 @Vedantu JEE. Mechanics begins with Kinematics which deals with the motion of particle in one and two dimension. Download JEE Main 2020 (September) Chapter wise solved questions for Physics in PDF format prepared by expert IIT JEE teachers at MathonGo. The book aims at developing skills so that students can … They are connected by a spring  A third body C of mass m moves with velocity v, i) the common velocity of A and B at time t, 25.A bullet of mass M is fired with a velocity 50 m/s at an angle 0with the horizontal. Register Now. Find the magnitude of the torque due to the normal force n about the centre of the wedge dining the intervalΔt, 34Two blocks of mass 2kg and M are at rest on an inclined plane and are separated by a distance of 6.0m as shown. Which of the following statements(s) (are) correct for the system of these two masses ? The value of (m1v1'+m2v2')-(m1v1+m2v2): 4.Two blocks of masses 10 kg and 4 kg are con­nected by a spring of negligible mass and placed on a frictionless horizontal surface. Focused Study Material with Applications Solving Skills 7. The coefficient of friction between each of the blocks and the inclined plane is 0.25. Find  direction and magnitude of the momentum of the composite body: 16.When a ball is thrown up, the magnitude of its momentum decreases and then increases. Denoting angular velocity (about the centre of mass), total energy and centre of mass velocity by co,E and v, (a)Total momentum of the system is 3 kg ms, (b)Momentum of 5kg mass after collision is 4kg ms, (c)Kinetic energy of the centre of mass is 0.75 J, (d)Total kinetic energy of the system is 4 J, (a).Statement-1 and 2 are true and statement-2 is a correct explanation for statement-1, (b).Statements-1 and 2 are true and statement-2 is not a correct explanation for statement-1, (c).Statement-1 is true, statement-2 is Base. 15.A body of mass m moving with a velocity v in the x-direction collides with another body of mass M moving in the y-direction with a velocity V. They collapse  during collision. 1.A IITJEE text book of mass M rests flat on a horizontal table of mass m placed on the ground.Let RX->Y be the constant force exerted by the body x on body Y.According to Newton third law,which of the following is an action-reaction pair of forces? We begin with questions asked in this year and the portions covered are up to Simple Harmonic Motion. Maximum marks for both papers together is 372. The moment of inertia of the laminar sheet about an axis parallel to AB and passing through its centre of mass is 1.2 Kg-m2. Take g = 9.8m/s, a)What is the minimum value of v(call it v. i)What is the path, followed by the centre of mass of the rod, during its fall ? If not, There are two Papers in JEE- Advanced Paper-1 and Paper-2, each containing three parts, Physics, Chemistry and Mathematics. These are striking in the shaded half region of the plate. The mass is released with the spring initially unstreched. IIT-JEE questions. 23.A ball of mass lOO g is projected vertically upwards from the ground with a velocity of 49m/sec. 27.An object’of mass 5kg is projected with a velocity of 20m/s at an angle of 60° to the horizontal. On a side note, most of the questions asked in the JEE will be based on the application of concepts with some reasoning. This portion along with the next topic Newton’s Laws of Motion fetches 2-3 questions in the IIT JEE, AIEEE and other engineering examinations every year. The fragments separate horizontally after the explosion. Give question is of IIT-JEE 1990- a carpet of mass ‘m’ of inextensible material is rolled along its length in the form of a cylinder of radius ‘R’ and is kept on a rough floor.the carpet starts on rolling without sliding on the floor when a negligible small push is given to it.calculate the horizontal velocity of the axis of the horizontal path of the carpet when its radius becomes … The plate is held in horizontal position by striking n small balls, each of mass m, per unit area per unit time. At the highest point in its path it explodes into two pieces of equal mass. 33.A wedge of mass m and triangular cross section (AB=BC=CA=2R) is moving with a constant velocity vi ˆ  towards a sphere of radius R fixed on a smooth horizontal table, as shown in the figure. (c).After how many impacts, does the laminar sheet come to rest ? If the second ball also hits and sticks to the carriage. Calculate the coefficient of restitution between the blocks and the mass of the block M. [Take sinθ ≈ tanθ= 0.05 and g = 10m/s. The mass is released with the spring initially unstreched. It’s an easier way as well. At the highest point of its trajectory, it collides head-on with a bob of mass 3M suspended by a massless string of length (10/3)metre and gets embedded in the bob, After the collision, the string moves through an angle of 120°. Statement-2 :The linear momentum of an isolated system remains constant. A person in the cart throws a stone with a velocity of 6m/s relative to himself. (b)A point P on the rod is at rest immediately after the collision. The first canon ball hits the stationary carriage after a time ^ and sticks to it. 25.A bullet of mass M is fired with a velocity 50 m/s at an angle 0with the horizontal. A small object of mass m moving horizontally along a line passing through the centre of mass (COM), of the block B and perpendicular to its face with a speed v collides elastically with the block B at a height d above the table. Paper-1 (b)A point P on the rod is at rest immediately after the collision. At the same time another identical ball is dropped from a height of 98 m to fall freely along the same path as that followed by the first ball. The explosion releases internal energy such that the kinetic energy of the system at the highest point is doubled. The small sphere is now released. 31.A small sphere of radius R is held against the inner surface of a larger sphere of radius 6R. Hindi Physics. One of the pieces ‘ retraces its path to the cannon and the speed (in m/sec) of the other piece immediately after the explosion is : 9.A uniform bar of length 6a and mass 8m lies on a smooth horizontal table. What is the shape of the path of this point? Those who get good IIT JEE rank always do well in this section. 37.Two heavy metallic plates are joined together at 90° to each other. It collides with M, comes back and has a velocity of l.Om/s when it reaches its initial position. About JEE Examination. In this festive season of crackers and sparklers , let us get a crack at the previous mechanics questions asked in the IIT JEE Physics paper during the last 5 years. AllAboutIIT - HelpingHands. 13.Statement-1 ;If there is no external torque on a body about its centre of mass, then the velocity of the centre of mass remains constant. JEE Main syllabus for Physics comprises topics like Kinematics, Optics, Laws Of Motion, Rotational Motion, … (a)Total momentum of the system is 3 kg ms-1(b)Momentum of 5kg mass after collision is 4kg ms-1(c)Kinetic energy of the centre of mass is 0.75 J(d)Total kinetic energy of the system is 4 J. What will be the horizontal velocity of the carriage just after the second impact? Free download Physics Most Difficult Questions IIT JEE Previous Years 2009 to 2018. Assume that the resistive force between the rails and the carriage is constant and ignore the vertical motion of the carriage throughout. After their collision, the 1 kg mass reverses its direction and moves with a speed of 2 ms^2. Findi)the angle 0;ii)the vertical and horizontal coordinates of the initial position of the bob with respect to the point of firing of the bullet. Practicing JEE Advanced Previous Year Papers Questions of Physics will help the JEE aspirants in realizing the question pattern as well as help in analyzing weak & strong areas. Thereafter, B makes completely inelastic collision with C. All motions occur on the same straight line. IIT-JEE Mechanics Questions! (COMPLETE MECHANICS) PHYSICS. 18.A circular plate of uniform thickness has a diameter of 56cm. Mechanics is one of the basic units in the preparation of IIT JEE, AIEEE and other engineering examinations. [1998-8 marks](a)Find the force p and also the normal force N exerted by the table on the wedge during the time Δt(b)Let h denote the perpendicular distance between the centre of mass of the wedge and the line of action of F¯. How fast is the block moving when the cyl­inder reaches the bottom of the track? Work Power and Energy, Conservation of Momentum and Collision, Centre of Mass and Rotational Dynamics becomes very important portion from the viewpoint of Examination. Mechanics begins with Kinematics which deals with the motion of particle in one and two dimension. It is constituted by two different examinations – JEE Main and the JEE Advanced. Two rubber obstacles P and Q are fixed, one on each metallic plate at a distance 0.5 m from the line AB. … The wedge makes an elastic collision with the fixed sphere and returns along the same path,any rotation* Neglect all friction and suppose that the wedge remains in contact with the sphere for a very short time Δt during which the sphere exerts a constant force F‾ on the wedge. 40.There is a rectangular plate of mass M kg of dimensions (a x b). Then the maximum extension in the spring is: IIT JEE MOST IMPORTANT QUESTIONS TO DO! IIT JEE Physics » Mechanics » Kinematics » Solved Examples; Complete Physics Course - Class 11 OFFERED PRICE: Rs. A ball hits the floor and rebounds after an inelastic collision. We hope you have completed the first one. IIT JEE Blog. (a)Find the ratio m/M . 36.A car P is moving with a uniform speed of 5(31/2) m/s towards a carriage of mass 9 Kg at rest kept on the rails at a point B as shown in fig. 17.A 20g bullet pierces through a plate of mass Mkg and then comes to rest inside a second plate of mass M2 = 2.98 kg as shown in the figure. IIT JEE, JEE Main, JEE Advanced, Free IIT Coaching, IIT JEE Exam 2021, Online Lectures, IIT Coaching Institute, IIT Exam Coaching, IIT preparation, IIT Paper, IIT ranking, IIT 2021, JEE 2021, JEE Prepration, IIT JEE Coaching Classes, Online Coaching For IIT JEE, Best IIT JEE coaching, IIT JEE preparation, JEE Classes, IIT Lectures, IIT Video Lectures, Engineering Entrance Exam, IIT … At the highest point of its path the projectile explodes and breaks up into two fragments of masses 1kg and 4kg. It suddenly explodes into two fragments of masses m/4 and 3m/4. 28.A block A of mass 2m is placed on another block B of mass 4m which in turn is placed on a fixed table. At t0, the second cannon ball is fired. Look into the Sample Papers of Previous Years to get a hint of the kinds of questions asked in the exam. Calculate the separation between the two fragments when they reach the ground. LAST MONTH PREPARATION GUIDE. Free classes & tests. (c)Find the linear speed of the point P after a time πL/(3v0) after the collision. Ask Question . Mechanics is an extensive part of IIT JEE Physics. The coordinates of the centres of the different parts are; outer circle (0,0), left inner circle (-a, a), right inner circle (a, a), vertical line (0, 0) and horizontal line (0, -a). They collide at the cen­troid of the traignle. Calculate the linear momentum of the particle with respect to the man as a function of time. Calculate the loss of the kinetic energy of the system in the above collision process. What is the velocity of the heavier fragment? ExamSIDE.Com. (a).the speed of the combined mass immediately after the collision with respect to an observer on the ground. (a) What is the acceleration of the block? The balls are colliding elastically with velocity v. What is v? This arrangement is placed on a horizontal table. As a result, no stone has been left unturned to ensure that these free IIT JEE mock tests are similar to the actual exam. What is the shape of the path of this point? No other force acts on them. It deals with the study of Motion. JEE Advanced Papers. The hinges are frictionless. (b) … Two point masses m and 2m moving in the same horizontal with speed 2v and v respectively, strike the bar [as shown in the fig.] Their tangential velocities are v and 2v, respectively, as shown in the figure. In this marathon, we will be starting from the very basics and cover everything till JEE Advanced … JEE Main Physics syllabus is vast as it includes chapters from Class 11 and 12. Between collisions, the particles move with constant speeds. Determinei) the common velocity of A and B at time t0 andii) the spring constant. (a).Statement-1 and 2 are true and statement-2 is a correct explanation for statement-1(b).Statements-1 and 2 are true and statement-2 is not a correct explanation for statement-1(c).Statement-1 is true, statement-2 is Base(d).Statement-1 is false, statement-2 is true. It’s also a sneak preview of the kind of mechanics questions you can expect in the upcoming exam. Students have to answer around 25 questions carrying 4 marks each. In the frame of reference of the cart the stone is thrown in y-z plane making an angle of 30° with the vertical z-axis. (b).the length L of the string such that the tension in the string becomes zero when the string becomes horizontal during the subsequent motion of the combined mass. IIT JEE … It is a point to note that this unit of Mechanics can be easily dealt with the proper understanding of the concept which is strengthened with practice of numerical problems. Aspirants can get an idea of the real exam scenario and the topics important for the Examination point of view by practicing the solved question paper of IIT JEE Main for IIT-JEE Examination. We will cover the complete chapter in a single day. A particle of mass m travelling along the surface hits the end ‘A’ of the rod with a velocity v0 in a direction perpen­dicular to AB. At this position the string snaps. In the second … Joint Entrance Examination (JEE) is an engineering entrance examination conducted for admission to various engineering colleges in India. and stick to the bar after collision. Dec 26, 2020 • 4h 56m . 10.Two blocks A and B, each of mass m, are connected by a massless spring of natural length L and spring constant K. The blocks are initially resting on a smooth horizontal floor with the spring at its natural length, as shown in figure. All these laws form a … They can get the experience of giving a real exam while solving a past year JEE question paper to become confident for the upcoming JEE exam. Signing up with Facebook allows you to connect with friends and classmates already 1.Two particles A and B, initially at rest, move to­ wards each other under mutual force of attraction. The wedge makes an elastic collision with the fixed sphere and returns along the same path,any rotation* Neglect all friction and suppose that the wedge remains in contact with the sphere for a very short time Δt during which the sphere exerts a constant force F‾ on the wedge. Many candidates are facing problems in collecting Maths, Physics and Chemistry Topic wise notes collection for JEE(Joint Entrance Exam). IIT Profiles. AB, BC and CD are straight line segments. iit jee … The two pieces of equal mass fly off per­pendicular to each other with a speed of 30 m/sec each. What is the velocity of the heavier fragment? In this case : (a)the momentum of the ball just after the collision is the same as that just before the collision(b)the mechanical energy of the ball remains the same in the collision(c)the total momentum of the ball and the earth is conserved(d)the total energy of the ball and the earth is conserved. At the instant when the speed of A is v and the speed of B is 2v, the speed of the centre of mass of the system is : 2.An isolated particle of mass m is moving in horizontal plane (x-y) along the x-axis at a certain height above the ground. Test Yourself! The height AC is 120 m. Cannon balls of 1 Kg are fired from the car with an initial velocity 100 m/s at an angle 30° with the horizontal. Two particles each of mass 0.08 kg, are moving on the same surface and towards the bar in a direction perpen­dicular to the bar, one with a velocity of lOm/s, and other with 6m/s as shown in fig. Following topics are covered under mechanics:- 35.A rod AB of mass M and length L is lying on a horizontal frictionless surface. The hinges are frictionless. There is no friction between any surfaces of contact. Then: (a) The kinetic energy of A-B system ,at a maximum compression of the spring is zero. Home » JEE PROBABLE QUESTIONS.IMPORTANT » IIT JEE MOST IMPORTANT QUESTIONS TO DO! Most students feel uncomfortable when they encounter a question of mechanics (specially COM & Rotation). Find the final speed (in m/s) of the object C.            [2009], 42.Two particles of mass 1kg and 3kg move towards each other under their mutual force of attraction. Neglect any loss of material of the plates due to the action of bullet. [1985-8 marks]. Determine. , 41. Includes New Pattern of Question from recent previous Exams JEE Main & Advanced isn’t just a premier Engineering Institute in India, it’s become a brand Worldwide for Its academic excellence. “Relax, we won’t flood your facebook and released. a. These topics together form the heart of Mechanics. Assortment of questions for AIEEE, IIT JEE ,AIPMT---V 10 Questions | 197 Attempts IIT JEE Physics: Mechanics, AIEEE Physics, AIPMT Physics, XI PHYSICS, I.SC Contributed By: Kajal Sengupta. Deepak Kumar. Initially the laminar sheet hits one of the obstacles with an angular velocity 1 rad/s and turns back. Right from the movement of a small insect to the Jet Air Plane, everything is mechanics. At the highest point of its trajectory, the stone hits an object of equal mass hung vertically from the branch of a tree by means of a string of length L. A completely inelastic collision occurs, in which the stone gets embedded in the object. Multiple Choice Questions 1. Chemistry, Mathematics subjects questions of IIT-JEE 1991 Paper with solutions provider ExamSIDE.Com. 21.A block of mass M, with a semicircular track of radius R, rests on a horizontal frictionless surface. 24.A simple pendulum is suspended from a peg on a vertical wall. Their velocities become v, and v2 at time 2t0 while moving in air. Fluid Mechanics Marathon for JEE Main/Advanced. (integer type). (c)Find the linear speed of the point P after a time πL/(3v, 36.A car P is moving with a uniform speed of 5(3, 37.Two heavy metallic plates are joined together at 90° to each other. The 2kg block is given a velocity of lO.Om/s up the inclined plane. a)What is the minimum value of v(call it v0) required to make the block A topple ?b)If v = 2v0, find the distance (from the point P in the figure) at which the mass m falls on the table after collision. Rotational Dynamics IIT JEE Test 10 Questions | 370 Attempts IIT JEE Physics, IIT JEE Physics: Mechanics, AIEEE Physics, AIEEE Physics: Rotational motion Contributed By: sparck4IIT . This distance is chosen so that the reaction due to the hinges on the laminar sheet is zero during the impact. The particles strike the bar at the same instant of time and stick to the bar on collision. Mechanics -NLM (Previous Year IIT Questions ) Jul 3, 2020 • 1h 28m . ii)Find the equation of the trajectory of a point on the rod, located at a distance r, from die lower end. Includes Last 6 Years Question of JEE Main & Advances . The other block M after the collision moves 0.5m up and comes to rest. JEE mechanics is all about few fundamental laws like – Newton’s laws of motion, laws of gravitation, laws of conservation of linear and angular momentum. This is not a crash course, we won't be leaving any question unturned. After making how many elastic collisions, other than that at A, these two particles will again reach the point A? Their tangential velocities are v and 2v, respectively, as shown in the figure. All the important segments will be discussed in detail and would be helpful for aspirants preparing for the IIT-JEE Main / Advanced and NEET. 6.Look at the drawing given in the figure which has been drawn with ink of uniform line-thickness. Preparing for entrance exams? The plate is held in horizontal position by striking n small balls, each of mass m, per unit area per unit time. IIT JEE Advanced & Mains Physics 2018 : Electricity : Rank file / expected questions / Physicsmynd Elite Series / Page IV Primary Users : Students appearing for the Advanced and Mains Exam for Admission to the BTech Courses at the Indian Institutes of Technology , National Institutes of Technology , Indian Institute of Space science and Technology and other National … Tutorship … The book 41 years IITJEE Advanced + 17 years JEE Mains (/AIEEE) Chapterwise Solved papers of Physics, Mathematics and Chemistry are excellent books containing the chapterwise collection of past years JEE Advanced and Main/AIEEE questions.It has been published by Disha Publication. In this course, Deepak Kumar Choudhary will cover NLM's . (a)the momentum of the ball just after the collision is the same as that just before the collision, (b)the mechanical energy of the ball remains the same in the collision, (c)the total momentum of the ball and the earth is conserved. Mechanics is the most important topic in Physics for JEE. (COMPLETE MECHANICS) IIT JEE MOST IMPORTANT QUESTIONS TO DO! Studying Physics is not only useful for getting good marks in board and JEE but it will also be helpful for understanding the technological subjects when the candidate will enter into engineering courses. The coefficient of friction between each of the blocks and the inclined plane is 0.25. Between collisions, the particles move with constant speeds. and stick to the bar after collision. If the impulse on the sheet due to each obstacle is 6 N-s[2001-10 marks](a).Find the location of the centre of mass of the laminar sheet from AB. Following topics are covered under mechanics:-. At the highest point of its trajectory, it collides head-on with a bob of mass 3M suspended by a massless string of length (10/3)metre and gets embedded in the bob, After the collision, the string moves through an angle of 120°. JEE questions, IIT jee main online question paper - Get free last 5 Years IIT maths questions, IIT JEE mains exam Question Bank solved by Clear IIT Medical Institute experienced faculties. direction and magnitude of the momentum of the composite body: 17.A 20g bullet pierces through a plate of mass Mkg and then comes to rest inside a second plate of mass M, Ans:9 cm to left of centre of bigger circle. The ball hits the wall the co-efficient of restituion being  2⁄ √5   What is the minimum number of collisions after which the amplitude of oscillations becomes less than 60 degree? A circular portion of diameter 42cm is removed from one edge of the plate as shown in the figure. The advantages of solving IIT JEE previous years papers is that students get to know the type of questions asked in the JEE exam. (b).At what angular velocity does the laminar sheet come back after the first impact? Simple harmonic Motion and Hydrostatics are also important as this fetches question in the IIT JEE, AIEEE and other engineering examination almost every year. Find the time of flight of the masses. After some time the two balls collide and stick together and finally fall to the ground. Find the position of the centre of mass of the remaining portion : Ans:9 cm to left of centre of bigger circle19.A body of mass 1kg, initially at rest, explodes and breaks into three fragments of masses in the ratio 1:1:3. When the relative velocity of approach becomes 3m/s, the velocity of the centre of mass is 0.75m/[1989-2 marks], 43.A particle of mass 4m which is at rest explodes  into three fragments. The free IIT JEE mock test series of Embibe are prepared by subject matter experts after careful study on the recent years’ trends. One among the foremost Preferred Textbook for IIT JEE 6. Basically, you need to be thoroughly prepared. This system while moving with a velocity v0 along +ve x-axis passes through the origin at t=0. Download all Cengage physics bm sharma pdf download free for iit jee books | mechanics 1 mechanics 2 | waves and thermodynamics | electrostatics | optics and modern physics | ALL. In this post on Free IIT-JEE Physics Notes, I am sharing an Excellent Advanced Level Problem (ALP) Question Bank of 100 questions on Rotational Motion or Rotational Mechanics for JEE Main and Advanced (Download Link at bottom). They collide at time t0. As far as, the Mechanics is concerned, the … The two blocks have same length 4d and they are placed as shown in fig. There is no friction between the two blocks. By solving JEE Main September 2020 chapterwise questions with solutions will help you to score more in your IIT JEE examination. IIT JEE, AIEEE and other engineering examination fetches about 15 % of the total Physics questions. The other block M after the collision moves 0.5m up and comes to rest. The mass of ink used to draw each of the two inner circles, and each of the two line segments is m. The mass of the ink used to draw the outer circle is 6m. Login. An instant later, the smaller fragment is at y = + 15 cm. Then the maximum extension in the spring is . The object A moves towards B with a speed 9 m/s and makes ‘ an elastic collision with it. Find. There is no external force acting on the balls. It is given, n = 100, M = 3 kg, m = 0.01 kg; b = 2 m; a = 1m; g = 10 m/s, 44.The magnitude of the force (in newton) acting on a body varies with time t (in microsecond) as shown in the fig. JEE Main Paper does not follow a definite trend when it comes to the type of questions asked or important topics. 22.Two bodies A and B of masses m and 2m respectively are placed on a smooth floor. askiitians. The General Mechanics is an integration of Quantum Mechanics & Classical Mechanics. IIT-JEE 2010. 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