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in Physics by (45.4k points)
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A message signal of frequency 3kHz is used to modulate a carrier signal of frequency 1.5 MHz. The bandwidth of the amplitude modulated wave is 

(1) 3 kHz 

(2) 6 MHz 

(3) 3 MHz 

(4) 6 kHz

1 Answer

+1 vote
by (47.0k points)
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Best answer

Correct option is (4) 6 kHz

Bandwidth = 2f

= 2 × 3 kHz 

= 6 kHz

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