An object starts from rest and travels 7m with uniform acceleration in 4th second.. What will be the acceleration of the object?
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Answer:
s = ut + 1/2at²
initial u = 0
t = 4s
s = 7m
=> 7 = 0*(4) + 1/2a(4)²
=> 7 = 1/2 * a16
=> 7 = 8a
=> a = 7/8
=> a = 0.875 m/s²
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Pls Refer the attachment
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