Optics Question 570
Question: In case of linearly polarised light, the magnitude of the electric field vector:
[AIIMS 2005]
Options:
A) Does not change with time
B) Varies periodically with time
C) Increases and decreases linearly with time
D) Is parallel to the direction of propagation
Show Answer
Answer:
Correct Answer: B
Solution:
The magnitude of electric field vector varies periodically with time because it is the form of electromagnetic wave.
