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Find the length of normal to the curve x...

Find the length of normal to the curve `x=a(theta+sintheta),y=a(1-costheta)` at `theta=pi/2dot`

A

2a

B

a unit from origin

C

`sqrt2a`

D

`2sqrt2a`

Text Solution

Verified by Experts

The correct Answer is:
C
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