Home
Class 12
PHYSICS
If we double the aperture of a photograp...

If we double the aperture of a photographic camera, the new exposure time should be :

A

one fourth

B

half

C

same as before

D

doubled.

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

If the aperture of a camera is halved then for the given illumination of the object the exposure time should :

Which part of the eye works like a photographic plate of a camera ?

A photograph of a bacteria enlarged 50,000 times attains a length of 5cm a sshown in the diagram.What is the actual length of the bacteria?If the photograph is enlarged 20,000 times only,what would be its enlarged length?

A camera is being used to see distant objects. To photograph all objects beyond lm, one should :

For the chemical reaction A rarr B it is found that the rate of the reaction doubles when the concentration of A is increased four times . The order in terms of A for this reaction is :