Q3 (a) (b) Given a circuit in Figure Q3(a). Z₁ is the load impedance that absorbs the maximum average power, State the c
Posted: Mon Jul 11, 2022 1:16 pm
Q3 (a) (b) Given a circuit in Figure Q3(a). Z₁ is the load impedance that absorbs the maximum average power, State the condition for maximum average power transfer to the load impedance, ZL. Determine the load impedance, ZL. (iii) Find the maximum average power. (i) 420° A (ii) R₁ 202 W L₁ jin Figure Q3(a) R₂: 452 C₁ 5.j0.5Ω (2 marks) (4 marks) (5 marks) ZL An air conditioner operates at 240 Vrms at a frequency of 60 Hz. It absorbs an average power of 9 kW at a lagging power factor, F₂ of 0.75. (i) Determine the complex power of the load. (4 marks) Determine the capacitive element required to raise the power factor to 0.88. (6 marks) (iii) Analyze the effect of power factor correction in part Q3(b)(ii) to the effective current, Irms- (4 marks)