1.

What frequency range is used for microwave communications, satellite and radar?

A. Low Frequency : 30 kHz to 300 kHz
B. Medium Frequency : 300 kHz to 3 MHz
C. Super High Frequency : 3000 MHz to 30000 MHz
D. Extremely High Frequency :30,000 MHz
E. None of the above
Answer» E. None of the above


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