CBSE Class 12-science Answered
1.If a signal of frequency Wm is used to modulate a carrier wave of frequency Wc, which are the frequencies contained in the modulated signal other than Wc?
2.State the formula for modulation index in terms of limiting values of amplitude of modulated wave.
Asked by Topperlearning User | 09 Jul, 2014, 10:34: AM
Expert Answer
1.The modulated signal consists of the carrier wave of frequency ω c and two sinusoidal waves having frequencies ( ωc+ ωm )and ( ωc-ωm ) as side bands.
2.
Answered by | 09 Jul, 2014, 12:34: PM
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