A body lets fall from the top of the building reaches the ground in 3 seconds the height of the building is
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Answer:
44.1m
Explanation:
gravitational force of earth is 9.807 m/s²
formula is s=ut+1/2at2
where s= height of the building
t= time taken
u= initial value I.e. 0
substitute the values
s=(0*3)+(1/2*9.8*3^2)
s=(1/2*9.8*3^2)
s=44.1m
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