Question

On a certain planet , a small stone tossed up at 15 meter per second vertically uploads takes 7.5 seconds to return the ground . What is the acceleration due to gravity on the planet .

Answer 1

Answer:

2m/sec^2

Explanation:

u=0m/sec,v=15m/sec,t=7.5sec

a=(v-u)/t

put the values and solve

(15m/sec-0m/sec)/7.5sec

(15m/sec)/7.5sec

2m/sec^2

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