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What is the dB of a threshold of hearing?

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in Energy Management by (679k points)
What is the dB of a threshold of hearing?

(a) 0

(b) 10

(c) 50

(d) 100

The question was asked in an interview for internship.

Question is from Noise Pollution and its Effects in chapter Environmental Pollution of Energy Management

1 Answer

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Best answer
Correct choice is (a) 0

The explanation: Decibel of the threshold of hearing is 0, for the rustle of leaves the dB is 10, for broadcasting studio dB is 20 and for Bedroom at night the dB is 30. This dB various based on the noise and the environmental conditions.

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