Laser Structure - Existence of standing waves

Q.  In a laser structure, the existence of standing waves is possible at frequencies for which the distance between the mirrors is an integral number of ________
- Published on 21 Nov 15

a. λ / 2
b. λ / 4
c. λ / 6
d. λ / 8

ANSWER: λ / 2

Post your comment / Share knowledge


Enter the code shown above:

(Note: If you cannot read the numbers in the above image, reload the page to generate a new one.)