Page 1 of 1

The radiation intensity I is defined as the average magnitude of the Poynting vector S . Which is equal to S = I = I = E

Posted: Fri May 06, 2022 12:25 pm
by answerhappygod
The radiation intensity I is defined as the average magnitude of the Poynting vector S . Which is equal to S = I = I = E 2/cμ , where c is the speed of light.
What will be the Erms value at the Earth's surface of solar radiation if the power per unit area is 1,000Watts/m2?g
a) 0 ​
b) 23V/m ​
c) 224V/m ​
d) 614V/m ​
e) 1,200V/m