Question:
Identify the mathematical expression for amplitude modulated wave:
(a) Ac sin [{ωc + k1vm(t)}t + φ ]
(b) Ac sin {ωc t + φ + k2 vm(t)}
(c) {Ac + k2 vm(t)} sin (ωc t + φ )
(d) Ac vm(t) sin (ωc t + φ )
Solution:
(c) {Ac + k2 vm(t)} sin (ωc t + φ )