Question

Mark the incorrect statements.
(a) intensity of sound depends on the response of our ears
(b) loudness can be measured as a physical quantity
(c) loudness is a subjective quantity.

• A. a, b
• B. a, c
• C. b, c
• D. all of them

Answer 1

The correct option is A a, b

The intensity of sound is an objective, measurable quantity. It does not depend on the response of our ears.
Loudness is a subjective quantity. It cannot be measured as a physical quantity.