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Grade: 10

                        

2 bodies of different masses are dropped from heights 2m and 8m respectively then the ratio of the time taken by them is _________ m

3 years ago

Answers : (1)

Arun
24742 Points
							
Let t1 & t2 be time taken to reach the ground then from the formula, 
h=   1/2 gt^2, 
For first body,   2 =1/2   gt_(1 )^(   2) 
For second body,   8 =1/2   gt_2^(   2) 
 2/8 =(t_1^(  2))/(t_2^(  2) ) 
 t_1/t_2   =  1/2. 
3 years ago
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