Physicsmedium · Past Paper
Two bodies of masses 1 kg and 4 kg have the same kinetic energy. The ratio of their linear momenta is:
A1:2
B2:1
C1:4
D4:1
✓ Correct Answer: A — 1:2
p = sqrt(2mK). Since K is same, p1/p2 = sqrt(m1/m2) = sqrt(1/4) = 1/2.
Share this question
More from Physics
- The force of gravitation between two bodies is F. If the mass of one body is doubled, the force becomes:
- Which of the following is true for a body in free fall?
- Work done is a maximum when the angle between force and displacement is:
- The capacity to do work is known as:
- Which device converts electrical energy into mechanical energy?