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A variable chord of the circle x^2 + y^2...

A variable chord of the circle `x^2 + y^2 - 2 ax = 0` is drawn through the origin. Then the locus of the centre of the circle drawn on this chord as diameter is:

A

`x^(2)+y^(2)+a x=0`

B

`x^(2)+y^(2)-a dot(x)=0`

C

`x^(2)+y^(2)+a y=0`

D

`x^(2)+y^(2)-a y=0`

Text Solution

Verified by Experts

The correct Answer is:
B
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