## Physics MCQ on Elastic and Inelastic Collision for NEET, JEE, Medical and Engineering Exam 2021

MCQ on Elastic and Inelastic Collision : Previous trends reveal that NEET/JEE aspirants find Physics as the most challenging section amongst the other sections. But most of them fail to decipher the reason behind this. This particularly can be as the candidates taking up this examination are predominantly medical aspirants with their subject of interest being Biology. Also, sections like Physics are more on theories, laws, numerical as opposed to Biology which is more of fact-based, life sciences and comprising of substantial explanations.

In this post we are providing you MCQ on Elastic and Inelastic Collision , which will be beneficial for you in upcoming NEET, AIIMS, JEE, WBJEE, Medical and Engineering Exams.

## MCQ on Elastic and Inelastic Collision

Q1. Two balls at same temperature collide. What is conserved?
a) Temperature
b) Kinetic energy
c) Momentum
d) Velocity

Q2. When two bodies collide elastically, then
a) Kinetic energy of the system alone is conserved
b) Only momentum is conserved
c) Both energy and momentum are conserved
d) Neither energy nor momentum is conserved

(c) Both energy and momentum are conserved

Q3. A metal ball falls from a height of 32 metres on a steel plate. If the coefficient of restriction is 0.5 to what height will the ball rise after the second bounce
a) 4m
b) 8m
c) 2m
d) 16m

(c) 2m

Q4. A body of mass M collides against a wall with a velocity V and retraces its path with the same speed. The change in momentum is (take the initial direction of the velocity as positive)
a) 2 Mv
b) 1Mv
c) -2Mv
d)  Zero

(c) -2Mv

Q5. The principle of conservation of linear momentum can be strictly applied during a collision between two particles provided the time of impact is
a) Moderately small
b) Extremely large
c) Extremely small
d) Depends on a particular case

(b) Extremely large

Q6. A shell of mass m moving with velocity v suddenly breaks into 2 pieces. The part having mass m/4 remains stationary. The velocity of the shell will be
a) (4/3)v
b)  v
c) 2v
d) 3/4 v

(a) (4/3) v

Q7. A shell initially at rest explodes into two pieces of equal mass, then the two pieces will
a) Move with different velocities in different directions
b) Be at rest
c) Move with the same velocity in the same direction
d) Move with the same velocity in opposite directions

(d) Move with the same velocity in opposite directions

Q8. The coefficient of restitution for a perfectly elastic collision is
a) 1
b) 0
c) ∞
d) -1

(a) 1

Q9. In an elastic collision of two particles the following is conserved
a) Speed of each particle
b) Kinetic energy of each particle
c) Total kinetic energy of both the particles
d) Momentum of each particle

(c) Total kinetic energy of both the particles

Q10. A lead ball strikes a wall and falls down, a tennis ball having the same mass and velocity strikes the wall and bounces back. Check the correct statement.
a) The lead ball suffers a greater change in momentum compared with the tennis ball
b) The tennis ball suffers a greater change in momentum as compared with the lead ball
c) The momentum of the lead ball is greater than that of the tennis ball
d) Both suffer an equal change in momentum

(b) The tennis ball suffers a greater change in momentum as compared with the lead ball