CBSE BOARD X, asked by angelenesantosh05, 4 months ago

a mirror and a lens have a focal length of +10 cm and -15 cm respectively. What type of mirror and lens are they?

Answers

Answered by madhzz

0

Answer:

Convex mirror;Concave lens

Explanation:

Focal length of a convex mirror is +ve as it is on the right side of the mirror.

Focal length of a concave lens is -ve as it is on the left side of the mirror.

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