Laws of Motion questions
1031 published questions with worked solutions.
- Consider a car moving on a straight road with a speed of 100 m/s. The distance at which the car can be stopped is [μₖ = 0.5]
- The backside of a truck is open and a box of 40 kg is placed 5 m away from the rear end. The coefficient of friction of the box...
- A body of weight 64 N is pushed with just enough force to start it moving across a horizontal floor and the same force continues...
- A 500 kg horse pulls a cart of mass 1500 kg along a level road with an acceleration of 1 ms⁻². If the coefficient of sliding...
- A body is moving along a rough horizontal surface with an initial velocity 6 m/s. If the body comes to rest after travelling 9 m,...
- A motorcycle is travelling on a curved track of radius 500 m. If the coefficient of friction between road and tyres is 0.5, the...
- A car is moving along a straight horizontal road with a speed v₀. If the coefficient of friction between the tyres and the road...
- A vehicle of mass m is moving on a rough horizontal road with momentum P. If the coefficient of friction between the tyres and...
- The maximum speed of a car on a road turn of radius 30 m; if the coefficient of friction between the tyres and the road is 0.4;...
- A car turns a corner on a slippery road at a constant speed of 10 m/s. If the coefficient of friction is 0.5, the minimum radius...
- A block of mass 10 kg is placed on a rough horizontal surface having coefficient of friction μ = 0.5. If a horizontal force of...
- A marble block of mass 2 kg lying on ice when given a velocity of 6 m/s is stopped by friction in 10 s. Then the coefficient of...
- Two iron blocks of equal mass but with double area slide down an inclined plane with friction coefficient μ. If the first block...
- A block of mass 5 kg is on a rough horizontal surface and is at rest. Now a force of 24 N is imparted to it with negligible...
- A boy B lies on a smooth horizontal table and another body A is placed on B. The coefficient of friction between A and B is μ....
- A fireman of mass 60 kg slides down a pole. He is pressing the pole with a force of 600 N. The coefficient of friction between...
- If μₛ, μₖ and μᵣ are coefficients of static friction, sliding friction and rolling friction, then [EAMCET (Engg.) 1995, CPMT...
- It is easier to roll a barrel than pull it along the road. This statement is [BVP 2003]
- A body of 10 kg is acted by a force of 129.4 N if g = 9.8 m/s². The acceleration of the block is 10 m/s². What is the coefficient...
- When a body is moving on a surface, the force of friction is called [MP PET 2002]
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