A candle radiates light equally in all directions at an average rate of 80 W. At a certain distance from the candle, a derector measures a maximun electric field magnitude of 27.7 N/C. A) Calculate the average intensity of the candlelight at the ditector. B) Calculate the distance between the detector and the candle.
A candle radiates light equally in all directions at an average rate of 80 W. At a certain distance from the candle, a derector measures a maximun electric field magnitude of 27.7 N/C. A) Calculate the average intensity of the candlelight at the ditector. B) Calculate the distance between the detector and the candle.
Chapter16: Electromagnetic Waves
Section: Chapter Questions
Problem 54P: An incandescent light bulb emits only 2.6 W of its power as visible light. What is the rms electric...
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A candle
A) Calculate the average intensity of the candlelight at the ditector.
B) Calculate the distance between the detector and the candle.
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