GATE2014-3-24

Question

A non-ideal voltage source $V_s$ has an internal impedance of $Z_s$. If a purely resistive load is to be chosen that maximizes the power transferred to the load, its value must be

• A. $0$
• B. real part of $Z_s$
• C. magnitude of $Z_s$
• D. magnitude of $Z_s$