Physics, asked by shamaguptakota, 4 months ago

A person who can see things most clearly at a distance of 10 cm, requires spectacles to enable to see
clearly thinges at a distance of 30 cm. what should be the focal length of the spectacles ?
(A) 15 cm (concave)
(B) 15 cm (convex)
(C) 10 cm
(D) O​

Answers

Answered by darkfox
0

Answer:

A person who can see things most clearly at a distance of 10 cm, requires spectacles to enable to see clearly things at a distance of 30 cm. What should be the focal length of the spectacles? 15 cm (Concave)

PLEASE MARK AS THE BRINLIEST

Previous Question
Next Question
Similar questions
Math, 2 months ago
23/2^3x5^2 decimal expansion??​
Math, 2 months ago
define pronoun how was it ??????​
English, 2 months ago
what is report writing? Why do you think it's important?​
Math, 4 months ago
how many 6-digits numbers are there? ​
Social Sciences, 4 months ago
Assertion (A): It was during the Great Depression that Nazism became a mass movement. Reason (R): After 1929. banks collapsed and businesses shut down. workers lost their jobs and the middle classes were threatened with destitu- tion. Select the correct option from the given alternatives. 1) Both (A) and (R) are true, and (R) explain (A) 2) Both (A) and (R) are true, but (R) does not explain (A)...
Chinese, 10 months ago
You are Keshav Gupta of Yamuna apartments Hyderabad 3 days ago you bought an automatic Godrej washing Machine from Ramchandra stores the mall Hyderabad how you find that the machine is not working properly and is making and unbearable noise write a letter to the dealer complaining about the same and requesting him to change it and at the earliest...
English, 10 months ago
What happened when the author was writting his thoughts while flying in an aeroplane...
English, 10 months ago
Article writing about removal of plastic bags...