Which of the following statements is/are correct for a freely falling body?
I. the total is entirely kinetic
II. the ratio of potential energy to kinetic energy is constant
III. the sum of potential and kinetic energy is constant
A
I only
B
II only
C
III only
D
I & III only
Verified Correct Answer: C.
Physical Principles & Numerical Solution
- the total energy at any point is a combination of the P.E and K.E
- the sum of PE and KE at any point is always constant not the ratio of P.E to K.E
Source: Myschool Past Questions Archive (Record #55768)