Physics, asked by vsivasakthi264, 8 months ago

2.The radius of curvature of a spherical mirror is 20 cm. What is its focal length

Answers

Answered by athravadhorat45

2

Answer:

2f=r

so f=20÷2

f = 10cm

hope this helps you

Answered by diwakar2963

6

Answer:

use the formula R/2

Explanation:

R/2=20/2=10

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