Which of the following power is useful power? O Apparent Power Reactive Power Average Power OActive as well as reactive power
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Q: Find the Current Io. In figure (2). Чта 2mA Ika -m Ika Iy 2KA HA 12 lkn Is 13 lkn 6mA
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Q: Determine the value current supply (IT) in figure (1). Fig.1 lon Голі 55 u Гол Slov IT 24V VT
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Q: Determine the value current supply (IT) in figure (1). Fig.1 lon. lons 55 n ·lon Slove IT 24V VT
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Q: If the unit step response of a network is (1 - e-at), then Find its unit impulse response
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Q: Q1/ Determine the Mesh Currents (1₁ and 1₂) for the circuit shown below
A:
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- Convert the following instantaneous currents to phasors, using cos(t) as the reference. Give your answers in both rectangular and polar form. (a) i(t)=5002cos(t30) (b) i(t)=4sin(t+30) (c) i(t)=5cos(t15)+42sin(t+30)A source supplies power to the following three loads connected in parallel: (1) a lighting load drawing 10kW. (2) an induction motor drawing 10kVA at 0.90 power factor lagging, and (3) a synchronous motor operating at 10hp,85 effIciency and 0.95 power factor leading (1hp=0.746kW). Determine the real, reactive, and apparent power delivered by the source. Also, draw the source power triangle.Determine the value of reactive power of a circuit having power factor of 0.6 when the apparent power of the circuit is 120 VA.
- solve for the total complex, apparent, average, and reactive power. sketch the power triangleCalculate the value of reactive power (in VAR) of a circuit having power factor of 0.8, when the apparent power of the circuit is 200 VA.When connected to a 120 V (rms). 60 Hz power line, a load absorbs 4 kW at a lagging power factor of 0.8. Find the value of capacitance necessary to raise the power factor to 0.95
- An impedance draws a current I = 10sin(ωt-30°) ampere from a voltage V = 220cos(ωt-65°) volts. Determine the following:a. Apparent Powerb. True Powerc. Reactive PowerData: C1= 6uF; R1=12 Ω; L1 = 10 mH; C2 = 10uF; VL1 = 380V; f =1000 Hz Calculate the following: The total real power delivered to the circuit The reactive power resulting from C1 in the circuit The reactive power resulting from L1 in the circuit Magnitude of apparent powerImpedances Z1 = 5.83∠- 59° ohms and Z2 = 8.94∠63.43° ohms are in series and carry an effective current of 5 A. Determine the active power, reactive power, apparent power, and power factor.
- The total reactive power of an AC circuit having power factor of 0.85 leading is 40kVAR. The true power drawn by the circuit is: PS: please write in detailed solution.What does an AC power source supply? a. Reactive Power b. Active Power c. Apparent Power d. True Power c. All of the aboveA coil has a resistance of 10 ohms and draws a current of 5A when connected across a 100-V, 60 Hz source. Determine A) the inductance in the coil, B) the power factor of the circuit and C) the reactive power. Answers: A) 45.94 mH, B) 0.5 lagging, C) 433 VAR