Physics · Communication Systems
Identify the standard mathematical expression for an amplitude modulated (AM) wave where vm(t) is the message signal and Ac is the carrier amplitude:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Ac vm(t) sin (ωct + φ)
- 2{Ac + k2vm(t)} sin (ωct + φ)✓
- 3Ac sin {ωct + φ + k2vm(t)}
- 4Ac sin [{ωc + k1vm(t)}t + φ]
Correct answer
{Ac + k2vm(t)} sin (ωct + φ)
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