Physics, asked by techiangung5836, 11 months ago

Why focal length of concave mirror is negative?

Answers

Answered by ArshadNadeem

Answer:

focal length of cancave mirror is positive bro ............

Answered by abhishekak19733

Answer:

Explanation:

Focal length of a concave mirror is -ve becuase its principle focus lies on the left side of the origin. All the distances on the left side of the origin are taken to be negitive.

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