1. Find the value of RL for maximum power transfer in the network and the maximum power that can be transferred to this load. 1220°v( -j20. RL 12 12 122 220°A

The variable resistor R in the circuit is adjusted until it absorbs the maximum average power. * The value of the load resistance that maximize the power transfer is... ohms 32 -j22 H j12 4/0° A R. 4.3 O 1.23 O 2.58 O 5.94 none of the above O 7.81 O

Consider the circuit diagram below. What is the power factor of the circuit? Is it leading or lagging? Draw the power factor triangle of the circuit without calculating the individual power consumption of each component. R₂ 580 Ω С1 -3978.87] Ω 206.06jQ V(t) 55V RMS 80 Hz ww www R3 Լ- 150.80j Ω' R5 1ΚΩ 40 Ω R₁ 1ΚΩ C₂ -99.47j Q R4 1ΚΩ ww

Find the load impedance ZL for the network of figure Q3, for the maximum power to be transferred to the load and find the maximum power to the load. 2.11 12.7mH m R1 30 R2 2n ZL I= 2430° Frequency = 50HZ Figure Q3