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Laws of Motion

Physics

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In the diagram shown, the normal reaction force between 2 kg and 1 kg is (Consider the surface, to be smooth) : (Given g...
NEET 2022 Phase 2
If $$\overrightarrow F = 2\widehat i + \widehat j - \widehat k$$ and $$\overrightarrow r = 3\widehat i + 2\widehat j -... NEET 2022 Phase 2 Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)... NEET 2022 Phase 2 A shell of mass m is at rest initially. It explodes into three fragments having mass in the ratio 2 : 2 : 1. If the frag... NEET 2022 A ball of mass 0.15 kg is dropped from a height 10m, strikes the ground and rebounds to the same height. The magnitude o... NEET 2021 Two bodies of mass 4 kg and 6 kg are tied to the ends of a massless string. The string passes over a pulley which is fri... NEET 2020 Phase 1 Body A of mass 4m moving with speed u collides with another body B of mass 2 m, at rest. The collision is head on and el... NEET 2019 A mass m is attached to a thin wire and whirled in a vertical circle. The wire is most likely to break when : NEET 2019 A block of mass 10 kg is in contact against the inner wall of a hollow cylindrical drum of radius 1 m. The coefficient o... NEET 2019 A block of mass m is placed on a smooth inclined wedge ABC of inclination q as shown in the figure. The wedge is given a... NEET 2018 Which one of the following statements is incorrect? NEET 2018 Two blocks A and B of masses 3m and m respectively are connected by a massless and inextensible string. The whole system... NEET 2017 One end of string of length$$l$$is connected to a particle of mass 'm' and the other end is connected to a small peg o... NEET 2017 A rigid ball of mass m strikes a rigid wall at 60o and gets reflected without loss of speed as shown in the figure. The ... NEET 2016 Phase 2 A car is negotiating a curved road of radius R. The road is banked at an angle$$\theta $$. The coefficient of friction ... NEET 2016 Phase 1 Three blocks A, B and C, of masses 4 kg, 2 kg and 1 kg respectively, are in contact on a frictionless surface, as shown.... AIPMT 2015 Cancelled Paper A plank with a box on it at one end is gradually raised about the other end. As the angle of inclination with the horizo... AIPMT 2015 A block A of mass m1 rests on a horizontal table. A light string connected to it passes over a frictionless pully at the... AIPMT 2015 Cancelled Paper Two stones of masses m and 2m are whirled in horizontal circles, the heavier one in a radius$${r \over 2}$$and the lig... AIPMT 2015 The force F acting on a particle of mass m is indicated by the force-time graph shown below. The change in momentum of t... AIPMT 2014 A system consists of three masses m1, m2 and m3 connected by a string passing over a pulley P. The mass m1 hangs freely ... AIPMT 2014 A balloon with mass m is descending down with an acceleration a (where a &lt; g). How much mass should be removed from i... AIPMT 2014 Three blocks with masses m, 2m and 3m are connected by strings, as shown in the figure. After an upward force F is appli... NEET 2013 A car is moving in a circular horizontal track of radius 10 m with a constant speed of 10 m/s. A bob is suspended from t... NEET 2013 (Karnataka) The upper half of an inclined plane of inclination$$\theta $$is perfectly smooth while lower half is rough. A block st... NEET 2013 A person holding a rifle (mass of person and rifle together is 100 kg) stands on a smooth surface and fires 10 shots hor... NEET 2013 (Karnataka) An explosion breaks a rock into three parts in a horizontal plane. Two of them go off at right angles to each other. Th... NEET 2013 A stone is dropped from a height h. It hits the ground with a certain momentum P. If the same stone is dropped from a he... AIPMT 2012 Mains A conveyor belt is moving at a constant speed of 2 ms$$-$$1. A box is gently dropped on it. The coefficient of friction ... AIPMT 2011 Mains A body of mass M hits normally a rigid wall with velocity V and bounces back with the same velocity. The impulse experi... AIPMT 2011 Prelims A person of mass 60 kg is inside a lift of mass 940 kg and presses the button on control panel. The lift starts moving u... AIPMT 2011 Prelims A block of mass m is in contact with the cart C as shown in the figure. The coefficient of static friction between the b... AIPMT 2010 Prelims A body, under the action of a force$$\overrightarrow F = 6\widehat i - 8\widehat j + 10\widehat k,$$acquires an acce... AIPMT 2009 The mass of a lift is 2000 kg. When the tension in the supporting cable is 28000 N, then its acceleration is AIPMT 2009 Three forces acting on a body are shown in the figure. To have the resultant force only along the y-direction, the mag... AIPMT 2008 Sand is being dropped on a conveyer belt at the rate of M kg/s. The force necessary to keep the belt moving with a cons... AIPMT 2008 A roller coaster is designed such that riders experience ''weightlessness'' as they go round the top of a hill whose ra... AIPMT 2008 A block B is pushed momentarily along a horizontaly surface with an initial velocity V. If &nbsp;$$\mu $$&nbsp; is the c... AIPMT 2007 A 0.5 kg ball moving with a speed of 12 m/s strikes a hand wall at an angle of 30o with the wall. It is reflected with t... AIPMT 2006 The coefficient of static friction,$$\mu $$s, between block A of mass 2 kg and the table as shown in the figure is 0.2.... AIPMT 2004 A block of mass m is placed on a smooth wedge of inclination$$\theta . The whole system is accelerated horizontally s...
AIPMT 2004
A monkey of mass 20 kg is holding a vertical rope. The rope will not break when a mass of 25 kg is suspended from it bu...
AIPMT 2003
A man weight 80 kg. He stands on a weighting scale in a lift which is moving upwards with a uniform acceleration of 5 m...
AIPMT 2003
A block of mass 10 kg placed on rough horizontal surface having coefficient of friction m = 0.5, if a horizontal force ...
AIPMT 2002
A lift of mass 1000 kg which is moving with acceleration of 1 m/s2 in upward direction, then the tension developed in st...
AIPMT 2002
A 1 kg stationary bomb is exploted in three parts having mass 1 : 1 : 3 respectively. Parts having same mass move in per...
AIPMT 2001
A cricketer catches a ball of mass 150 gm in 0.1 sec moving with speed 20 m/s, then he experiences force of
AIPMT 2001
On the horizontal surface of a truck a block of mass 1 kg is placed (m = 0.6) and truck is moving with acceleration 5 m/...
AIPMT 2001
250 N force is required to raise 75 kg mass from a pulley. If rope is pulled 12 m then the load is lifted to 3 m. the ef...
AIPMT 2001
A body of mass 3 kg hits a wall at an angle of 60o and returns at the same angle. The impact time was 0.2 sec. The force...
AIPMT 2000
Two masses as shown in the figure are suspended from a massless pulley. The acceleration of the system when masses are l...
AIPMT 2000

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