(a) A 3-phase load consists of three similar inductive coils with each of coil has a resistance of 50 and inductance of 0.3 H. The supply is 415 V, 50 Hz, Calculate the active power consumed when the load is in (i) star-connected
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Q: ii) A 75 2 resistor, a 3.6 H inductor, and 20 µF capacitor are connected in series with an A.C.…
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Q: ii. Given that di = -2(60 – t) – sin(vE) + 1 :(60 – t) cos(vt), dt Calculate the voltage drop at t =…
A: Given data, didt=-260-t-sint+12t60-tcost t = 10 sec L = 5 H
Q: A 75 Q resistor, a 3.6 H inductor, and 20 µF capacitor are connected in series with an A.C. source…
A: Resistance= 75 ohm Inductor= L= 3.6 H Voltage= 320 V
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Q: A transformer on a pole near a factory steps the voltage downfrom 3 600 V (rms) to 120 V (rms). The…
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A: Given value--- The current in an inductive coil changes at 30A /s. the back EMF is 3V. We have to…
Q: Calculate the reactance of a 5.0-mH inductor at frequencies (a) 60 Hz, (b) 600 Hz (c) 6000 Hz.
A: Given that:Inductance, L=5 mH
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A: Given: Current, i = 150 A inductance, L = 0.25 H Voltage, V = 75 V
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A: To find-Secondary voltage (es)=?Primary current (Ip)=?Power consumed (Po)=?Given-ep=200…
Q: (c) A solenoid of length 6.9x10-2 m and cross-sectional area of 6.8x10-5 m2 contains 6350 turns per…
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Q: When a voltage of 100 volts at 50 Hz is applied to an impedance coil A, the current taken is 8 A and…
A: Solution: As per the given data,
Q: 120-
A:
Q: (II) An inductance coil operates at 240 V and 60.0 Hz. Itdraws 12.2 A. What is the coil’s…
A: Given values, Voltage, V= 240 V Frequency, f =60 Hz Current, I= 12.2 A
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A: Given data didt=0.064 A/secε=0.016 VN=400
Q: The current in one coil decreases from 4.2 A to zero in 0.80-s. A 0.035-V emf is induced in a…
A: In the given question, The current in coil 1 decreases from 4.2A to zero. in 0.80s. An emf of 0.035…
Q: In a reasonant circuit inductance of the coil is 5 mH and resonant frequency is one MHz. Determine…
A: To Find: Capacitance of capacitor (C) Given: L = 5 m H = 5×10-3 Hency f = 1 MHz = 106 Hz
Q: A pair of adjacent coils has a mutual inductance of 1.5 H. If the current in one coil changes from 0…
A: Faraday gave the principles of Electromagnetic Induction which meant that change in the magnetic…
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Q: (a) A transformer has Np-273 primary turns and N,-1345 secondary turns. The input voltage is V-220 V…
A: Given data The number of turns in the primary is NP=273 The number of turns in the secondary is…
Q: For the RL circuit shown above, let the inductance be 3.00 H, the resistance 8.00 Ω, and the battery…
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Q: A capacitor of 50µF and inductance of 0.2025 Hare connected in series. If the resistance of the…
A:
Q: (II) A 3.5 kΩ resistor and a 3.0μ F capacitor are connectedin series to an ac source. Calculate the…
A: Given quantities: Resistance (R) = 3.5 kilo ohm capacitance (C) = 3.0 micro Farad Let, the impedance…
Q: (a) Differentiate between self inductance and mutual inductance. (b) The mutual inductance of two…
A: Here, we must distinguish between self- and mutual-inductance.
Q: A resistance of 20.0 N and a coil is connected in series with a 12.0 V battery and a closed switch.…
A: Given : R = 20 Ω ε = 12 V i = 0.355 A t = 2 ms = 0.002 s
Q: (a) (b) (c) (d) Wattles current is obtained when resistance is zero when current is minimum when…
A: To find- How wattles current is obtained. Given- Wattles current means power consumption by zero.
Q: How fast can the 155 A current through a 0.160 H inductor be shut off if the induced emf cannot…
A: For the inductor we have V=LdIdt=L∆I∆t⇒∆t=LV∆I
Q: How fast can the 160 A current through a 0.260 H inductor be shut off if the induced emf cannot…
A: Current , I = 160 A Inductor , L = 0.26 H Induced emf = 73 V To find = Time taken
Q: Describe what arrangement of two flat square coils (with respect to one another) would result in the…
A: (a) For greatest mutual inductance the flat squares must be placed parallel and current in both…
Q: Is more energy stored in an inductor by doubling the inductance or by doubling thecurrent?
A: To determine: Whether the energy stored is more or not by doubling the inductance or the current.
Q: (II) Determine the resistance of a coil if its impedance is 235Ω and its reactance is 115Ω
A: The resistance, impedance and reactance are related as Z2=R2+X2
Q: A coil with 651 turns of wire and a cross sectional area of 0.00560 m2 is rotated about its diameter…
A: Angular velocity (w) = 2720 RPM W = 2720×2π/60 rad/s W = 284.69 rad/s
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