A loudspeaker has a power output of $260$ watts, calculate the sound intensity in watt $/$ meter$^2$ at a distance of $5$ meter from the loudspeaker, if the power is spread over half the surface area of a sphere with a radius of $5$ meter.

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Given Power output of the loudspeaker 260 watts Distance from the loudspeaker r 5 meters Power is sp... View the full answer