Unit of noise pollution is unit of sound
121) The unit of noise pollution (level) is
Answer is:
decibel
Explanation:
Related General Physics MCQ with Answers
Answer is:
visible
Explanation:
trasition ion absorbs light of visible region only
Answer is:
photo electric emission is not possible
Explanation:
Threshold frequency is frequency below which photoelctric emmission does not occur.
Answer is:
Rads
Explanation:
The damage of the human body due to radiation is measured in Rads
Answer is:
helps the engine in keeping the speed uniform
Explanation:
A flywheel is a rotating mechanical device that is used to store rotational energy and helps the engine in keeping the speed uniform