A wave delivers a power of 0.5 W uniformly over an area of 1 10^-4 m^2. Its intensity is:

  1. 10,000 W/m^2
  2. 50,000 W/m^2
  3. 5000 W/m^2
  4. 500 W/m^2
Answer

C) 5000 W/m^2

I = PA = 0.51 10^-4 = 5000 W/m^2. SLO P-11-D-01 · Application

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