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The position of a point in time 't' is g...

The position of a point in time 't' is given by
`x=a+bt-ct^2, y=at+bt^2`. Its acceleration at time 't' is

A

b-c

B

b+c

C

2b-2c

D

`2sqrt(b^2+c^2)`

Text Solution

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The correct Answer is:
D
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