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A stone reaches the earth in …

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A stone reaches the earth in 4 sec when dropped from a tower .what will be the approximate height of the tower

Posted by Rajmaurya Sumit 5 years, 11 months ago

Gaurav Seth 5 years, 11 months ago

u=0m/s; t=4sec; g=10m/s;h=?
let us use :h=ut+1/2gt^2
h=(0×4)+1/2×10×4×4
h=10×4×2
h=80
therefore the height of the tower is 80meter.

ANSWER

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