Download Aptitude Crack
img not found img not found

Surveying

Q1:

Pick up the correct statement from the following :

A the power of a lens is the reciprocal of its focal length

B the unit of power of the lens is diopter

C the power of two or more thin lenses in contact is the power of the combination of the lenses

D all the above.

ANS:D - all the above.

No answer description is available.



img not found
img

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.