A bullet moving with a velocity of 
is fired into a fixed target. It penetrated into the target to the extent of 
metre. If the same bullet is fired into a target of thickness 
meters and of the same material with the same velocity, then the bullet comes out of the target with velocity, is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Given, 
Distance 
metre
Let 
be the acceleration of the bullet.
According to the first condition, 
From third equation of motion, 
For second condition,
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