1.

In an electromagnetic wave, the electric field of amplitude 6.2 V/m oscillates with a frequency of 2.4 X 1010 Hz. The Energy density of the wave is __________

A. 1.4 X 10<sup>-10</sup>J/m<sup>3</sup>
B. 2.4 X 10<sup>-10</sup>J/m<sup>3</sup>
C. 3.4 X 10<sup>-10</sup>J/m<sup>3</sup>
D. 4.4 X 10<sup>-10</sup>J/m<sup>3</sup>
Answer» D. 4.4 X 10<sup>-10</sup>J/m<sup>3</sup>


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