Chemistry, asked by jrjfgjf, 11 months ago

(The radius of the
curvature of a concave mirror
is 20 cm. What will be its focal
length ?) *

Answers

Answered by advocatehmh

0

Answer: ufsitdtiljlioryteg2rady

Explanation:

Answered by kaashvikhushi

4

Answer:

10

Explanation:

f = r/2

f = 20/2

f = 10/1

f = 10

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