Science, asked by sarnaavneetkaur, 5 months ago

1. What is meant by Power of a mirror? A spherical mirror of +1.5 D is in use. Find the focal length of the lens. Is the prescribed lens diverging
or converging? If power of a mirror comes out to be negative then
which mirror is in use?

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Answered by choudharygayasuddin9

0

Answer:

(a) increase velocity. (b) Decreased celocity. (c) Decreased to wavelength. (d) Both (b) and (c)

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