A 1.00 m diameter mirror focuses the sun's rays onto an absorbing plate 2.00 cm in radius, which holds a can containing 1.00 L of water of 20 degree. a) if the solar intensity is 1.00 kW/m^2, what is the intensity on the absorbing plate? b) what are the maximum magnitudes of the field E and B? c) If 40.0% of the energy is absorbed what time interval is required to bring water to its boiling point?

Principles of Physics: A Calculus-Based Text
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ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
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Chapter24: Electromagnetic Waves
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A 1.00 m diameter mirror focuses the sun's rays onto an absorbing plate 2.00 cm in radius, which holds a can containing 1.00 L of water of 20 degree. a) if the solar intensity is 1.00 kW/m^2, what is the intensity on the absorbing plate? b) what are the maximum magnitudes of the field E and B? c) If 40.0% of the energy is absorbed what time interval is required to bring water to its boiling point?

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