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A batsman hits back a ball of mass .0 15...

A batsman hits back a ball of mass .0 15kg straight in the direction of the bowler without changing its initial speed of `10 ms^(-1)`. If the ball moves linearly, then the impulse imparted on it (in Ns) is.

A

3

B

2

C

1.5

D

1.9

Text Solution

Verified by Experts

The correct Answer is:
A
Impulse = Change in momentum
` = m [ 10 - (-10)] = 0.15 xx 20 = 3Ns`
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Knowledge Check

  • A batsman hits back a ball of mass 0.2 kg, straight in the direction of the bowler without chaning its initial speed of 6 m/s. What is the impulse impated to the ball?

    A
    1.6N-s
    B
    2.4N-s
    C
    3.2N-s
    D
    4 N-s

  • Find the kinetic energy of a ball of mass 2kg moving with a speed of 30 ms^-1

    A
    900W
    B
    900Pa
    C
    900N
    D
    900J

  • A stationary ball weighing 0.25 kg acquires a speed of 10m/s when hit by a hockey stick. The impulse imparted to the ball is

    A
    2.5 Ns
    B
    2.0 Ns
    C
    1.5 Ns
    D
    0.5 Ns