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1)
here
potential energy = mgh
mass = 0.5kg
g = 10m/s²
h = 5m
potential energy = 0.5 x 10 x 5
= 25joules.
2)
→ 1/2 m v² = 25
→ 0.5 x 1/2 v² = 25
→ 1/2 v² = 50
→ v² = 100
→ v = 10 m/s²
hope this will help you
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