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Communication Systems

Q1: In a two tone AM system the two modulating frequencies are 2000 p and 4000 p rad/sec. If carrier frequency is 2p x 106 rad/sec the frequencies of upper sidebands are

A 1.002 MHz and 1.004 MHz

B 1.001 MHz and 1.002 MHz

C 1.001 MHz and 1.004 MHz

D 1.002 MHz and 1.008 MHz

ANS:B - 1.001 MHz and 1.002 MHz

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