Answer to Question #4124 in Electric Circuits for harshitha

Question #4124
Two bodies are made to fall from two different heights in the ratio 9:4.what will be the ratio of their times of fall?
1
Expert's answer
2011-08-29T08:13:01-0400
Referring to the equations of the motion we can write the following expressions for the heights and the falling times:


H = gt2/2, where g is the gravitational acceleration.
thus
H1: H2 = gt12/2 : gt22/2 = t12 : t22
9 : 4 =t12 : t22
t1 : t2 = 3 : 2

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