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A bullet fired from a gun experiences a ...

A bullet fired from a gun experiences a force of `600 -2 xx 10^(5)` t in the barrel of the gun. Here t is in second . The force becomes zero as soon as the bullet leaves the barrel of the gun . The time for which the bullet was in the barrel of the gun is

A

` 2 xx 10^(-5)`s

B

` 10^(-5)s`

C

` 3 xx 10^(-5)`

D

` 3 xx 10^(-3)`s

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • A bullet is fired from a gun. The force on the bullet is given by F=600-2xx10^(5) t, where F is in newtons and t in seconds. The force on the bullet becomes zero as soon as it leaves the barrel. What is the average impulse imparted to the bullet?

    A
    9Ns
    B
    zero
    C
    `0.9Ns`
    D
    `1.8Ns`

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    25 N
    C
    30 N
    D
    35 N

  • A bullet of mass 5g is fired from a gun at a speed of 100m/s. If the barrel of the gun is of length 1m, then what will be the force caused by the gas, on the bullet?

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    B
    25N
    C
    30N
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