The equation of the chord of the circle $x^2+y^2-4 x=0$ whose mid point is $(1,0)$ is

• A

  $y=2$
• B

  $y=1$
• C

  $x=2$
• Correct answer
  D

  $x=1$

Solution

Hints:
$$ \text { Equation: } X=1 $$

Hence, the correct answer is option: 'D'.