Question

A $1kW$ carrier is modulated to a depth of $80\%$. The total power in the modulated wave is

• A. $1.32$
• B. $1.56$
• C. $1.84$
• D. $1.96$

Answer 1

The correct option is A $1.32$

$P=P_c[1+\frac{{m_a}^2}{2}]=1[1+\frac{{\left(0.8\right)}^2}{2}]=1.32kW$.