Friction: NEET Physics Previous Year Questions

162 previous year questions from Friction. Here are the 25 most important ones; open any question for the correct answer and a full step-by-step solution.

1. $A particle is placed at rest inside a hollow hemisphere of radius R . The coefficient of friction between the particle and the hemisphere is μ = \frac{1}{3} .\dots$
2. $A block of mass 5 kg is moving on an inclined plane which makes an angle of 30^{\circ} with the horizontal. Friction coefficient between the block and inclined plan\dots$
3. $A body of mass 1 kg is moving with a velocity 10 ms^{- 1} due to a constant force on a horizontal rough surface having coefficient of kin\dots$
4. $A football player is moving southward and suddenly turns eastward with the same speed to avoid an opponent. The force that acts on the player while turning is [NEET 2023]$
5. $A smooth block is released from rest on a 45º incline and then slides a distance d. The time taken to slide is n times as much to slide on rough incline than on a smooth\dots$
6. $A block of mass 1 kg, moving along x with speed v_{i} = 10 m / s enters a rough region ranging from x = 0.1 m to x = 1.9 m . The retarding force ac\dots$
7. $A small block of mass 100 g is tied to a spring of spring constant 7. 5 N m^{- 1} and length 20 cm. The other end of spring is fixed at a particular point A. If the bloc\dots$
8. $A light unstretchable string passing over a smooth light pulley connects two blocks of masses m_{1} and m_{2} . If the acceleration of the system is\dots$
9. $A body of mass 10 kg is moving with an initial speed of 20 m/s. The body stops after 5 s due to friction between body and the floor. The value of the coefficient of frict\dots$
10. $"The uniform motion is possible when no frictional forces oppose" is the concept of$
11. $A block of mass 5 kg moving on a rough surface with a velocity of 4 ms^{- 1} is stopped by the friction in 2 seconds. Then the coefficien\dots$
12. $A particle moving in the xy plane experiences a velocity dependent force F \to= k (v_{y} i^+ v_{x} j^) where V_{X} and v_{y} \dots$
13. $A block of mass m moving on a frictionless surface at speed V collides elastically with a block of same mass, initially at rest. Now the first block moves at an ang\dots$
14. $A bob is whirled in a horizontal plane by means of a string with an initial speed of ω rpm . The tension is the string is T . If speed becomes 2 ω \dots$
15. $A block has been placed on a inclined plane with the slope angle 6, block slides down the plane at constant speed. The coefficient of kinetic friction is equal to$
16. $Consider a car moving along a straight horizontal road with a speed of 72 km/h If the coefficient of static friction between the tyres and the road is 0.5, the shortest d\dots$
17. $The upper half of an incline plane with inclination φ is perfectly smooth while the lower half is rough. A body starting from rest at the top will again come to rest at t\dots$
18. $A car of mass 1000 kg negotiates a banked curve of radius 90 m on a friction less road. If the banking angle is 4 5^{o}, the speed of the car is$
19. $Two blocks of masses W_{1} and W_{2} are suspended from the ends of a light string passing over a smooth fixed pulley. If the pulley is pulled up with an accele\dots$
20. $A conveyor belt is moving at a constant speed of 2 m s^{- 1} . A box is gently dropped on it. The coefficient of friction between them is μ = 0.5 . The distance that\dots$
21. $A bullet of mass 10 g moving horizontal with a velocity of 400 m / s strikes a wood block of mass 2 kg which is suspended by light inextensible string of length 5\dots$
22. $Consider a car moving on a straight road with a speed of 100 m/s. The distance at which car can be stopped is [µ_{k} = 0.5]$
23. $The coefficient of friction between object and substance, if we need to move an object of weight 150 N on a horizontal surface with a force of 75 N, is$
24. $Calculate the maximum acceleration of a moving car so that a body lying on the floor of the car remains stationary. The coefficient of static friction between the body an\dots$
25. $A person is driving a vehicle at uniform speed of 5 m s^{- 1} on a level curved track of radius 5 m . The coefficient of static friction between t\dots$

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Friction: NEET Physics Previous Year Questions

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