Optics Question 301

Question: TV waves have a wavelength range of 1-10 meter. Their frequency range in MHz is

[KCET 1998]

Options:

A) 30-300

B) 3-30

C) 300-3000

D) 3-3000

Show Answer

Answer:

Correct Answer: A

Solution:

v=Cλv1=3×1081 = 3×108Hz=300 MHz

and v2=3×10810 = 3×107Hz=30MHz



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