Physics, asked by jain7120, 10 months ago

The power of a lens is + 0.2 D. Calculate its focal length.

Answers

Answered by nessintin12

4

Explanation:

powr = 1/f

f=1/powr=1/2/10=+5 m

Answered by Ankitajha212

1

Answer:- Focal length is 5 m.

Explanation:

Attachments:

Previous Question

Next Question

Similar questions

Geography, 5 months ago

brief notes on spring tides...

Math, 5 months ago

x=2,y=-1,z=4so find the equation of 3xsqare y square Z Plus 2 yz plus 3 ...

English, 5 months ago

Fill in the blanks with little, a little, the little, few, a few or the few. 1. Rita has used ...... salt for the three scrambled eggs she prepared. 2. apple juice was left in the can as he had finished almost all of it. 3. yoghurt that was left, was sufficient for her breakfast. 4. I left the room for minutes. 5. ...... shops were open in the nearby market as it was quite late at night. 6.

Biology, 10 months ago

what do you understand from terms like in situ and ex situ conservation?

Physics, 10 months ago

A concave lens has a focal length of 20 cm. At what distance from the lens a 5 cm tall object is placed so that it forms an image at 10 cm from the lens? Also calculate the size of the image formed.

Social Sciences, 1 year ago

who was hitler propaganda minister...

Geography, 1 year ago

hey friends ✌ ✌ ........ ♥here is my question♥ ........ ●name the three major divisions of the Himalayas from north to south.

Chemistry, 1 year ago

Prepare various solution with different density by adding some drop of ink in different amount of water and explain the principle involved in it to your friends...