(A) decreased by 2%
(B) decreased by 4%
(C) increased by 2%
(D) increased by 4%
In a Cinema hall, the distance between the projector and the screen is increased by 2%. Then the intensity of illumination on the screen is
Share:
- Category: Physics MCQs
Note: if you think the answer of the question is wrong or changed with time, Comment below with right answer or its better to contact us via “Contact us page” for quick update. We will really appreciate your contribution.