Question

The frequency of two forks are 256 and 256.05 Hz. when sounded together, after how much interval maximum sound will become half, if the minimum intensity is zero.

10 sec
5 sec
0.25 sec
incomplete information​

Answer 1

Explanation:

Given, frequency of fork B ,

vB = 384 Hz

We know that,

vA - vB = 4

vA - 384 = 4

vA =384 + 4

Frequency of fork A,

vA = 388 Hz

Answer 2

Answer:

10 seconds is your correct answer