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A particle moves according to equation x...

A particle moves according to equation x = A cos `pi t`. The distance covered by it in 3.5 s is

A

`3 A`

B

`7 A`

C

A

D

zero

Text Solution

Verified by Experts

The correct Answer is:
B
`omega=pi`
`therefore T=(2pi)/(omega)=(2pi)/(pi)=2`
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