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Which of the following frequency will be...

Which of the following frequency will be suitable for beyond the horizon communication using sky waves?

A

10 kHz

B

10 MHz

C

1 GHz

D

1000 GHz

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-COMMUNICATION SYSTEMS -Exercise - IA (Sky Wave propagation)
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  2. Find the ratio of 3 km to 300 m

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  3. The frequency band used in the downlink of satellite communication is

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  5. In sky wave mode of propagation, why is the frequency rangy of tranmit...

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  8. With increases of ionic density, the R.I, of ionosphere

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  9. The frequency of amplitude modulated wave is equal to

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  10. The highest frequency of transmitted wave that is returned to the eart...

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  11. Explain the principle and working of a cyclotron with the help of a sc...

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  12. Two waves A and B of frequencies 2MHz and 3MHz, respectively are beame...

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  13. Electromagnetic waves with frequencies greater than the critical frequ...

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  17. A gene is said to be dominant if

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  18. Refractive index of lonosphere is

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  19. Three waves A,B and C of frequencies 1600 KHz, 5MHz and 60 MHz, respec...

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