Question

On a planet a freely falling body travels 10 m, and 90 min 1 second and 3 seconds respectivelyAcceleration due to gravity on that planet is a)20 ms^-2
b) 10 ms^-2
c) 9.8 ms ^2
d) 4.9 ms^-2
I need solution with explanation plz answer me fast if do I will mark you brainlest answer.
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Answer 1

Answer:

Here : Time t = 2 s, height h = 8 m

Initial velocity u = 0

Length of pendulum = 1 m

Relation for the height is given by

Hence, the time period Tis given by,

Explanation:

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