Conservation Of Momentum -Multiple Choice Questions Quiz

Interactive MCQs on “Conservation Of Momentum”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: What is the law of conservation of momentum?

(a) Momentum is always conserved in any system
(b) Momentum is conserved only in closed systems
(c) Momentum is conserved only in open systems
(d) Momentum is not conserved in any system

Question 2: Which of the following statements is correct?

(a) Momentum is a vector quantity and can never be zero.
(b) Momentum is a scalar quantity and can never be zero.
(c) Momentum is a vector quantity and can be zero under certain conditions.
(d) Momentum is a scalar quantity and can be zero under certain conditions.

Question 3: In a perfectly elastic collision between two objects, which of the following is true?

(a) Kinetic energy is conserved, but momentum may not be conserved.
(b) Momentum is conserved, but kinetic energy may not be conserved.
(c) Both momentum and kinetic energy are conserved.
(d) Neither momentum nor kinetic energy is conserved.

Question 4: Which of the following is an example of an isolated system?

(a) An ice cube melting in a glass of water
(b) A rocket launching into space
(c) A ball bouncing on the floor
(d) A car moving on the highway

Question 5: A 2 kg object moving with a velocity of 4 m/s collides with a stationary 3 kg object. What is the total momentum after the collision if the collision is perfectly elastic?

(a) 14 kg m/s
(b) 12 kg m/s
(c) 6 kg m/s
(d) 0 kg m/s

Question 6: In an inelastic collision between two objects, what happens to the total kinetic energy of the system?

(a) It increases
(b) It decreases
(c) It remains constant
(d) It becomes zero

Question 7: Which type of collision involves objects sticking together after the collision?

(a) Elastic collision
(b) Inelastic collision
(c) Perfectly elastic collision
(d) Completely inelastic collision

Question 8: What is the momentum of an object with a mass of 5 kg moving at a velocity of 8 m/s?

(a) 13 kg m/s
(b) 40 kg m/s
(c) 13 m/s
(d) 40 m/s

Question 9: When two objects with unequal masses collide, what is true about their velocities after the collision in a perfectly elastic collision?

(a) Both objects have the same final velocity.
(b) The lighter object comes to rest, and the heavier object moves with the initial velocity of the lighter object.
(c) The heavier object comes to rest, and the lighter object moves with the initial velocity of the heavier object.
(d) Both objects continue to move with their initial velocities.

Question 10: What is the total momentum of a system of three objects with masses 2 kg, 3 kg, and 5 kg, moving at velocities of 4 m/s, -2 m/s, and 3 m/s, respectively?

(a) 0 kg m/s
(b) 9 kg m/s
(c) 18 kg m/s
(d) -9 kg m/s