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A particle of mass m is moving in a straight line with momentum p. Starting at time t = 0, a force F = kt acts in the same direction on the moving particle during time interval T so that its momentum changes from p to 3p. Here k is a constant. The value of T is :

a.

2

b.

c.

d.

2


Question ID - 50341 | SaraNextGen Answer

A particle of mass m is moving in a straight line with momentum p. Starting at time t = 0, a force F = kt acts in the same direction on the moving particle during time interval T so that its momentum changes from p to 3p. Here k is a constant. The value of T is :

a.

2

b.

c.

d.

2

1 Answer - 5876 Votes

3537

Answer Key : (a) -

 = F = kt

=

2p =

T = 2



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