Electromagnetic Waves Ques 13
13. Which colour of the light has the longest wavelength?
[2019]
(a) red
(b) blue
(c) green
(d) violet
Show Answer
Answer:
Correct Answer: 13.(a)
Solution:
- (a) $\lambda _{\text{Red }}>\lambda _{\text{Green }}>\lambda _{\text{Blue }}>\lambda _{\text{Violet. }}$ Red has the longest wavelength.
BETA
