AIIMS 26 May 2019 Morning Question Paper with solutions for online practice

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Question : 22 of 146

Marks: +1, -0

How can we change a camera from F/4 to F/5.6?

Increase the aperture to 2 time keeping the focal distance constant.
Increase the aperture to √2 time keeping the focal distance constant.
Increase the aperture to 1/2 time keeping the focal distance constant.
Increase the aperture to
1
√2
time keeping the focal distance constant.

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