Science, asked by simmysharma9780, 3 months ago

A doctor has prescribed a corrective lens of power + 2 D. Find the focal length of the lens.
2m
0.5m
0.2m
1m

Answers

Answered by swetanpradhan99

5

Answer:

0.5m

explanation is in your picture...

hope you got ur answer.....

thank u..

Attachments:

Previous Question

Next Question

Similar questions

Math, 1 month ago

what is electric current?

Biology, 1 month ago

the Watson -crick structure of DNA is (a) 1° structure (b) 2° structure (c) 3° structure (d) 4° structure...

Science, 1 month ago

electric current dash pass through a sheet of plastic...

Computer Science, 3 months ago

what is the return type of the following : 1 - character. to upper case ( ) 2 - . is LetterorDigit ( )...

Hindi, 3 months ago

ऐसे व्यक्ति का नाम बताइए जो भारत में पैदा तो नहीं हुए लेकिन भारत के लिए योगदान बहुत ज्यादा ही दिए हैं...

Math, 8 months ago

Answer question no.6.....

Math, 8 months ago

if value of if value of quadratic equation is 2 then what is the quadratic equation ...

Physics, 8 months ago

Two equal masses m1 and m2 are moving along the same straight line with velocities 5m/s and -9m/s respectively. If the collision is elastic, then calculate the velocities after the collision of m1 and m2 respectively...