Wave motionHard
Question
The intensity of the sound at 3 m distance from a small loudspeaker of power 10 w is 2 w/m2. If the power of loudspeaker is doubled then intensity at 6 m will be:
Options
A.4 W / m2
B.2 W / m2
C.1 W / m2
D.0.5 W / m2
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