MHT-CET

AI Gen: Communication Systems question bank (Physics)

Practice 16 free MHT-CET Physics - AI Gen: Communication Systems questions with answers and step-by-step solutions.

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Q1.

A carrier wave of peak voltage 12 V is used to transmit a message signal. If the modulation index is 0.5, the peak voltage of the modulating signal is:

Topic: Communication Systems | Source: AI Generated (MHT-CET)

(A)

6 V

(B)

24 V

(C)

3 V

(D)

12 V

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Q2.

Sky wave propagation is suitable for radio waves of frequency ranging from:

Topic: Communication Systems | Source: AI Generated (MHT-CET)

(A)

2 MHz to 30 MHz

(B)

Below 2 MHz

(C)

Above 40 MHz

(D)

88 MHz to 108 MHz

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