In bright sunlight, a solar cell with an efficiency of 20% might have a power output per square meter of
A)2 W.
B)20 W.
C)200 W.
D)2000 W.

Question

Quizplus · Accepted Answer

If we assume that the sunlight provides 1000 Watts of energy per square meter, a solar cell with an efficiency of 20% can convert 20% of that energy (200 W) into electricity. Therefore, the power output per square meter would be 200 W.

In Bright Sunlight, a Solar Cell with an Efficiency of 20