Give the definition of wave intensity and give its SI unit.
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in physics , intensity is the power transferred per unit area where the area is measured on the plane perpendicular to the direction of propagation of the energy . it is used most frequently with waves in which case the average power transfer over one period of the wave is used
its SI unit is watt per square (W/m2).
its SI unit is watt per square (W/m2).
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