Question
Physics Question on Electromagnetic Field (EMF)
An electromagnetic radiation of intensity 360 W /cm2 is incident normally on a non-reflecting surface having area A. Average force on the surface is found to be 2.4 x 10-4 N. Find the value of A.
A
0.02 m2
B
0.2 m2
C
2 m2
D
20 m2
Answer
0.02 m2
Explanation
Solution
The Correct answer is option is (A) : 0.02 m2