If the Radiant Energy from the Sun Comes in as a Plane

question 4

Multiple Choice

If the radiant energy from the Sun comes in as a plane EM wave of intensity 1340 W/m², calculate the peak values of E and B.

• A)300 V/m, 10−4 T
• B)1000 V/m, 3.35 × 10−6 T
• C)225 V/m, 1.60× 10−3 T
• D)111 V/m, 3.00 × 10−5 T
• E)711 V/m, 2.37 × 10−6 T

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Definitions:

Lowest Terms

The simplest form of a fraction, where the numerator and the denominator are reduced to their smallest whole numbers.

Quarts

A unit of volume in the U.S. customary and the British imperial systems, equal to a quarter of a gallon, or approximately 0.946 liters.

Tint

A slight or faint shade of color or a small amount of a particular color added to something.

Ounces

A measure of mass in the avoirdupois system, equivalent to 1/16th of a pound or about 28.35 grams.