Optics Question 322
Question: Which of the following electromagnetic waves have minimum frequency
[Pb PET 2000]
Options:
A) Microwaves
B) Audible waves
C) Ultrasonic waves
D) Radiowaves
Show Answer
Answer:
Correct Answer: B
Solution:
Audible waves
[Pb PET 2000]
A) Microwaves
B) Audible waves
C) Ultrasonic waves
D) Radiowaves
Correct Answer: B
Audible waves
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