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JAMB Physics 2019 Paper
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© africaexams.com
Question : 88
Total: 100
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
I only
II only
III only
I & III only
Validate
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
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