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The linear momentum p of a body moving i...

The linear momentum `p` of a body moving in one dimension varies with time according to the equation `p=a+bt^(2)` where a and b are positive constants. The net force acting on the body is

A

`t^(2)`

B

A constant

C

`1//t`

D

t

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • The linear momentum p of a body moving in one dimension varies with time t according to the equation p = a + bt^(2) , where a and p are positive constant. The net force acting on the body is

    A
    a constant
    B
    proportional to `t^(2)`
    C
    inversely proportional to t
    D
    proportional to t

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