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The normal to the curve x=a(cos theta + ...

The normal to the curve `x=a(cos theta + theta sin theta), y=a(sin theta - theta cos theta)` at any `theta` is such that

A

It makes a constant angle with X-axis

B

It is at constant distance from the origin

C

It passes through the origin

D

It makes a constant angle with Y-axis

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The correct Answer is:
B
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