Physics, asked by milanrubal, 11 months ago

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

Answers

Answered by Bhanushalidev

1

Answer:

10

Explanation:

R/2=f or f= R/2

20/2 cm

=10cm

Answered by Anonymous

21

★ Refer to the Attachment.

Attachments:

Previous Question

Next Question

Similar questions

English, 5 months ago

Match the following. A rich B fair C pramising D personal E crucail F splendid...

Social Sciences, 5 months ago

How does the sense of belonging help to development of society ?write your opinion in four ponits...

Biology, 5 months ago

Permanent changes in human growth and development...

Chemistry, 11 months ago

Application of liquid crystals...

Psychology, 11 months ago

A young child respond to a new situation on the basis of the response made by him in a similar situation...

Math, 1 year ago

sum of the areas of region A,B and C is 140 sq.cm, then X is :- (1)30 cm (2)6 cm (3)8 cm (4)40 cm...

Social Sciences, 1 year ago

why was mandal commision appointed?what did it suggest?

Math, 1 year ago

A bag contains white, black,red balls only. A ball is drawn at random from the bag. If the probability of getting a white ball is 3/10 and that of a black ball is 2/5,then find the probability of getting a red ball. If the bag contains 20 black balls, then find the total numbers of balls in the bag.