Physics questions
20027 published questions with worked solutions.
- A 40 N block supported by two ropes. One rope is horizontal and the other makes an angle of 30^ with the ceiling. The tension in...
- A force F = (10 + 0.5x) acts on a particle in the x-direction. What would be the work done by this force during a displacement...
- A block having mass m collides with an another stationary block having mass 2m. The lighter block comes to rest after collision....
- In one dimensional collision between two identical particles A and B, where B is stationary and A has momentum p before impact....
- A particle of mass m moving with a velocity (3 i + 2 j ) m ,s^ -1 collides with a stationary body of mass M and finally moves...
- A smooth steel ball strikes a fixed smooth steel plate at an angle with the vertical. If the coefficient of restitution is e, the...
- A uniform metal rod of length 1 m is bent at 90^ , so as to form two arms of equal length. The centre of mass of this bent rod is
- A uniform metal disc of radius R is taken and out of it a disc of diameter R is cut-off from the end. The centre of mass of the...
- The torque of a force F = -2 i + 2 j + 3 k acting on a point r = i - 2 j + k about origin will be
- A door 1.6 m wide requires a force of 1 N to be applied at the free end to open or close it. The force that is required at a...
- In system of two particles of masses m_1 and m_2, the first particle is moved by a distance d towards the centre of mass. To keep...
- N number of balls of mass m kg moving along positive direction of X-axis, strike a wall per second and return elastically. The...
- A batsman hits a ball of mass 0.2 kg straight towards the bowler without changing its initial speed of 6 m/s. What is the impulse...
- A force F = -5 i - 7 j + 3 k acting on a particle causes a displacement s = 3 i - 2 j + a k in its own direction. If the work...
- A block of mass m moving on a frictionless surface at speed v collides elastically with a block of same mass, initially at rest....
- A bomb at rest explodes into 3 parts of same mass. The momentum of two parts is -3p i and 2p j , respectively. The magnitude of...
- A sphere of mass 'm' moving with velocity 'v' collides head-on on another sphere of same mass which is at rest. The ratio of...
- The dimensions of torque are same as that of [MHT-CET 2019]
- An aircraft is moving with uniform velocity 150 m/s in the space. If all the forces acting on it are balanced, then it will...
- A force F=-5 i-7 j+3 k acting on a particle causes a displacement s=3 i-2 j+a k in its own direction. If the work done is 14 J,...