Question

(c) 5 min
(d) 3 min
If the frequency of sound produced by a siren
increases from 400 Hz to 1200 Hz while the
wave amplitude remains constant, the ratio
of the intensity of the 1200 Hz to that of the
400 Hz wave will be
(a) 1:1
(b) 1:3
(c) 3:1
(d) 9:1​

Answer 1

Answer:

The correct answer is

☑️☑️(c) 3:1 ☑️☑️

Answer 2

Answer:

Explanation:

1:3