A particle of mass m is moving in a straight line with line with momentum p. Starting at time 
a force 
acts in the same direction on the moving particle during time interval 
so that its momentum changes from 
to 
. Here k is a constant. The value of 
is:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
From Newton’s Second Law
Integrating both sides we get,
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