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If displacement S at time t is S=10t-5t^...

If displacement S at time t is `S=10t-5t^(2)`, then velocity at time t is

A

`-10t`

B

`10 (1-t)`

C

`10(t-1)`

D

`10t`

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • If displacement S at time t is S=-t^(3)+3t^(2)+5 , then velocity at time t=2 sec is

    A
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    B
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  • If displacement S at time t is S=t^(3)-3t^(2)-15t+12 , then acceleration at time t=1 sec is

    A
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