Physics, asked by karichetibalayugandh, 4 months ago

7. Which lens is used if its 'D' value is negative?

Answers

Answered by prathmeshankushe

1

Explanation:

Concave lens has negative power as its focal length is negative.

Answered by ajb7899

0

Answer:

concave lens.

Explanation:

The converging or a convex lens has always the value of D as positive wheras a concave or diverging lens has the value of D as negative.

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