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  • A radio can tune to any station in 7.5 MHz to 12 MHz band. The corresponding wavelength band isOption: 1 40 m to 25 m<div class='qna-op

A radio can tune to any station in 7.5 MHz to 12 MHz band. The corresponding wavelength band is

Option: 1

40 m to 25 m


Option: 2

30 m to 25 m


Option: 3

25 m to 10 m


Option: 4

10 m to 5 m


Answers (1)

best_answer

Here, \mathrm{\mathrm{v}_1=7.5 \mathrm{MHz}, \mathrm{v}=12 \mathrm{MHz}}

\mathrm{\therefore \quad \lambda_1=\frac{c}{v_1}=\frac{3^{\times}}{7.5 \times 10^8}=40 \mathrm{~m} \text { and } \lambda_2=\frac{c}{v_2}=\frac{3 \times 10^8}{12 \times 10^6}=25 \mathrm{~m}}

Posted by

Devendra Khairwa

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