Work, Energy and Power is an important topic in the Physics section in MHT CET exam. Practising this topic will increase your score overall and make your conceptual grip on MHT CET exam stronger.
This article gives you a full set of MHT CET PYQs for Work, Energy and Power with explanations for effective preparation. Practice of MHT CET Physics PYQs including Work, Energy and Power questions regularly will improve accuracy, speed, and confidence in the MHT CET 2026 exam.
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MHT CET PYQs for Work, Energy and Power with Solutions
1.
A 50 kg person climbs a staircase of height 10 m. Calculate the work done by the person against gravity.- \( 5000 \, \text{J} \)
- \( 1000 \, \text{J} \)
- \( 1500 \, \text{J} \)
- \( 3000 \, \text{J} \)
2.
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 final velocity of second sphere to the initial velocity of the first sphere is (e is coefficient of restitution and collision is inelastic)- $\frac{e-1}{2} $
- $\frac{e}{2} $
- $\frac{e + 1}{2} $
- e
3.
A 0.5 kg object is moving with a velocity of 10 m/s. What is its kinetic energy?\( 25 \, \text{J} \)
- \( 100 \, \text{J} \)
- \( 200 \, \text{J} \)
\( 50 \, \text{J} \)
4.
What is the kinetic energy of a body of mass $ 2 \, \text{kg} $ moving with a velocity of $ 5 \, \text{m/s} $?- \( 25 \, \text{J} \)
- \( 10 \, \text{J} \)
- \( 50 \, \text{J} \)
- \( 5 \, \text{J} \)
5.
A body of mass 10 kg is moving with a speed of 4 m/s. It is brought to rest by a force in 5 seconds. Calculate the work done by the force.- 40 J
60 J
80 J
- 100 J
6.
The work done by a force on body of mass 5 kg to accelerate it in the direction of force from rest to 20 m/s2 in 10 second is- 2x103 J
- 4x103 J
- 10-3 J
- 103 J
7.
A block of mass 5 kg is pulled along a horizontal surface by a force of 20 N at an angle of 30° to the horizontal. If the coefficient of friction between the block and the surface is 0.2 and the acceleration due to gravity is \( 10 \, \text{m/s}^2 \), what is the work done by the applied force in moving the block 10 m?- \( 100 \, \text{J} \)
- \( 173.2 \, \text{J} \)
- \( 200 \, \text{J} \)
- \( 346.4 \, \text{J} \)
8.
A force of \( 100 \, \text{N} \) is applied to an object at an angle of \( 30^\circ \) to the horizontal. What is the work done by the force in moving the object a distance of \( 5 \, \text{m} \)?- \( 500 \, \text{J} \)
\( 433\, \text{J} \)
\( 250 \, \text{J} \)
- \( 100 \, \text{J} \)
9.
A body of mass $ m = 2 \, \text{kg} $ is moving with a velocity of $ 5 \, \text{m/s} $. What is the kinetic energy of the body?- \( 25 \, \text{J} \)
- \( 10 \, \text{J} \)
- \( 50 \, \text{J} \)
- \( 100 \, \text{J} \)
10.
A 4 kg mass and a 1 kg mass are moving with equal energies. The ratio of the magnitude of their linear momenta is
- 1 : 2
- 2 : 1
- 1 : 1
- 4 : 1
11.
A 2 kg object is in a gravitational field where the acceleration due to gravity is \( 9.8 \, \text{m/s}^2 \). What is the gravitational potential energy of the object at a height of \( 5 \, \text{m} \)?\( 49 \, \text{J} \)
\( 98 \, \text{J} \)
- \( 196 \, \text{J} \)
- \( 10 \, \text{J} \)
12.
A wall is hit elastically and normally by ‘n’ balls per second. All the balls have the same mass ‘m’ and are moving with the same velocity ‘u’. the force exerted by the balls on the wall is
2mnu
\(\frac {1}{2}\)mnu2
mnu
2mnu2
13.
A force of 10 N is applied to move a body of mass 5 kg over a distance of 3 meters. Find the work done by the force.- 20 J
- 30 J
- 40 J
- 50 J
14.
A 1.5 kg object is moving with a velocity of \( 4 \, \text{m/s} \). What is its kinetic energy?- \( 12 \, \text{J} \)
- \( 24 \, \text{J} \)
- \( 6 \, \text{J} \)
- \( 48 \, \text{J} \)
15.
A mass attached to one end of a string crosses top-most point on a vertical circle with critical speed. Its centripetal acceleration when string becomes horizontal will be (g = gravitational acceleration)- $g$
- $3\,g$
- $4\,g$
- $6\,g$
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