An object falls freely from a height of 25m onto the roof a building 5m high. Calculate the velocity with which the object strikes the roof (g=10\(ms^{-2}\)
a
17.3\(ms^{-2}\)
b
20\(ms^{-2}\)
c
24.5\(ms^{-2}\)
d
125\(ms^{-2}\)
e
200\(ms^{-2}\)
Explanation
Correct Option
bVideo Explanation
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