A particle is released from rest from a tower of height 3h. The ratio of the intervals of time to cover three equal heights h is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Let 
be the timings for three successive equal heights h covered during the free fall of the particle.
Then
( 
)
Or 
….. (i)
Or 
…… (ii)
Or 
……. (iii)
Subtracting (i) from (ii), we get
……. (iv)
Subtracting (ii) form (iii), we get
……. (v)
From (i),(iv) and (v),we get
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