Optics Question 274
Question: Which of the following represents an infrared wavelength
[CPMT 1975; MP PET/PMT 1988]
Options:
A) $ {{10}^{-4}} $ cm
B) $ {{10}^{-5}} $ cm
C) $ {{10}^{-6}} $ cm
D) $ {{10}^{-7}} $ cm
Show Answer
Answer:
Correct Answer: A
Solution:
$ {{10}^{-4}} $ cm