Correct option is A


A load resistance R_L is supplied from a dc voltage source of resistance R. Maximum power transfer to the load occurs when which of the following condition is satisfied?
Power loss and voltage drop respectively, in the 2Ω resistor is

A star connected resistive network with 20Ω in each phase is supplied with a three-phase ac source of 400 V. What is the total power consumed in the circuit?
An 8 kW single phase load at power factor of 0.8 leading is supplied from a single- phase ac supply. Reactive power drawn from the source is:
Voltage and current in a single- phase ac circuit are given by (50+j20) V and (20+j50) A respectively. What is the active power consumed in the circuit?
A load resistance R_L is supplied from a dc voltage source of resistance R. Maximum power transfer to the load occurs when which of the following condition is satisfied?
Power loss and voltage drop respectively, in the 2Ω resistor is

A star connected resistive network with 20Ω in each phase is supplied with a three-phase ac source of 400 V. What is the total power consumed in the circuit?
An 8 kW single phase load at power factor of 0.8 leading is supplied from a single- phase ac supply. Reactive power drawn from the source is:
Voltage and current in a single- phase ac circuit are given by (50+j20) V and (20+j50) A respectively. What is the active power consumed in the circuit?