A 1 MHz sinusoidal carrier is amplitude modulated by a symmetrical square wave of period 100 Î¼ sec. Which of the following frequencies will not be in the modulated signal? - Communication Systems

Electronics and Communication Engineering (ECE) : Communication Systems - Quiz(MCQ)

A 1 MHz sinusoidal carrier is amplitude modulated by a symmetrical square wave of period 100 Î¼ sec. Which of the following frequencies will not be in the modulated signal?

A)

990 kHz

B)

1010 kHz

C)

1020 kHz

D)

1030 kHz

Correct Answer : Option (C) : 1020 kHz

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In TV scanning sequence of lines is

A)

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B)

left to right

C)

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D)

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Correct Answer : left to right

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A)

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B)

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C)

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D)

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A)

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B)

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C)

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D)

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Correct Answer : 13 mm

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