Question

18. What type of motion is exhibited by a freely falling body?
19. What is the SI unit of retardation ?
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Answer 1

Explanation:

When a person in a lift moves down with an acceleration equal to the acceleration due to gravity. That is a=g , this motion is called free fall.

Answer 2

answer: 18.the type of motion exhibited by a freely falling body is uniformly accelerated motion.

19.SI unit of retardation is m/sec^2 (meter per second square).

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