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A sound wave is travelling along a +ve x...

A sound wave is travelling along a +ve x-direction with a velocity of 300 m/s and has a frequency of 400 Hz . If its amplitude is 2cm, its equation is

A

`y = 0.02 sin8pi (300t -x)m`

B

`y= 0.02 sin8pi(300t +x)m`

C

`y= 0.02 sin (8pi/3)(300t -x)m`

D

`y= 0.02 sin (8pi/3)(300t +x)m`

Text Solution

Verified by Experts

The correct Answer is:
D
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