A 75.0KW, 230-V shunt generator has a generated emf of 243.5V. If the field current is 12.5A at rated output, what is the armature resistance?

Q: A solenoid has an inductance of 23 mH. If the solenoid has 2200 turns per meter and a length of 15…

A: Concept:-      The inductance of a solenoid is given by             L=μ0 N2Al      Here,…

Q: You are told that the primary coil in a transformer has a power of 100 Watts. The secondary coil is…

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Q: The generator at a large power plant has an output of 1,800,000 W at 30,000 V. a. If it were a DC…

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Q: Consider the four-bus sample system in the figure wherein line reactance indicated are in pu. Treat…

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Q: A DC winch motor is rated at 20.00 A with a voltage of 115 V. When the motor is running at its…

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Q: For Transformer winding1 N1=1000 turns, N2= 200 turns and V1=220 Volts, secondary resistance of 22…

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Q: A 20.0 V emf is applied to a coil with an inductance of 40.0 mH and a resistance of 0.500 Ω. a)…

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Q: The time taken by the alternating voltage function in reaching the peak value from zero is 2.7x103…

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Q: The Emf is equal to ξ=46.1V, R=36.4Ω. What is the current flowing through R1 (in A)?

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Q: Which of the given equations is used to solve for the power dissipated in a closed circuit? A. P =…

A: In a closed resistance circuit, the voltage, current and resistance are related as V = iR, where V =…

Q: 9.The ratio of the number turns in the primary to the number of turns in the secondary is 1 is to…

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Q: The self inductance of the coil in the electric motor of the Prius is 200 mH. When the car starts…

A: The expression for Emf

Q: Magnitude and direction of an induced emf may be obtained by applying a. Faraday's law, b. Ampere's…

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Q: Using applications of Differential Equations. If the circuit is moved to position 2, find the…

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Q: What is the peak current (in A) through a 520 W room heater that operates on 125 V AC power? 4.16 X…

A: Given: The power loss is 520 W. The supply voltage is 125 V AC power source.

Q: motor has coils with a resistance of 42.0 Ω and operates from a voltage of 240 V. When the motor is…

A: The back emf is represented as a variable emf that opposes the one driving the motor. Back emf is…

Q: A sinusoidal current has an RMS value of 14 mA. The peak-to-peak value is   Select one: a. 39.6 mA…

A: Given rms current Irms = 14 mA we have to find out peak to peak value

Q: Determine the reactance of a coil of capacitor 0.3 F when it is connected to a 15 KHz supply. O a.…

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Q: 24. An inductance of L Henrys and a resistance of 20 ohms are connected in series with EMF of 120…

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Q: A coil of wire 8 cm in diameter has 50 turns and is placed in a B field of 1.8 T. If the B field is…

A: ε=N∆ϕ∆t=NA∆B∆t=Nπd2B1-B24∆t=Nπd2B1-B24∆t=503.148 cm1 m100 cm21.8 T-0.6 T40.002 s=151 V

Q: what is the inductance of a coil wire that generates an instantaneous voltage of 1 v when the…

A: Given: Voltage V=1 V Rate of change of current dIdt=0.1 A/s

Q: The figure shows an LR circuit with L= 0.15 H, R = 25 2, and Vo = 36 V. The switch is initially…

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Q: The opposite graph represents the relation between the potential difference (V) and the current…

A: Given  the graph between V and I to find:) conductor with highest resistance

Q: A light bulb is connected to a 60-V wall socket. The current in the bulb depends on the time t…

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Q: A circuit consists of a large electromagnet that has an inductance of 48.0 H and a resistance of…

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Q: R = 352 R3=22 hz =62 Ry = 122 LA R5=92 48U

A: Given a circuit diagram Voltage V =48v

Q: 22. An inductor with inductance of 50 mH is placed in a circuit. When the current suddenly drops…

A: Induced emf in an inductor is given by- VL=-Ldidtwhere, L is inductance of the coil

Q: A transformer has a primary coil with 360_turns and a secondary coil with 5600_turns. If the voltage…

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Q: A transmission line that has a resistance per unit length of 4.00 x 10-4 a /m is to be used to…

A: ρ=4×10-4 ΩmP=5×106 WL=6.44×105 mV=4.5×103 VV'=550×103 V

Q: What is the CORRECT statement about Faraday's law of induction? a. The emf produced in a loop of…

A: Faraday law od induction says that emf produced is proportional to the rate of change(time…

Q: For Transformer winding1 N1=1000 turns, N2= 200 turns and V1=220 Volts, secondary resistance of 22…

A: Answer Given  N1 = Np = 1000 turns N2 = Ns= 200 turns V1 = Vp =  220 volts

Q: A wire 2 m long moves perpendicular through a 0.08 T field at a speed of 7 m/s. What EMF is induced?…

A: Given data: Length of the wire is l=2 m Magnetic field, B=0.08 T Speed, v=7 m/s Resistance, R=0.50 Ω

Q: For a technical application, an electrical engineer needs to create a solenoid using copper wire…

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Q: The self-inductance of the circuit in the figure below is 9.20  10-8 H. Find the back emf when the…

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Q: You want to protect an electrical equipment from getting damaged due to sudden surges in current?…

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Q: A120.0V motor draws a current of 7.00 A when running at normal speed the resistance of the armature…

A: Given : V = 120 V I = 7 A R = 0.720 Ω

Q: instrument requires 2.500 A current to operate. The primary coil of a transformer draws a 5.000 A…

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Q: For C1=6, L1=2, R1=14000, R2=45000 & 11=0.006 A in the circuit shown belowUnder steady-state dc…

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Q: A sinusoidal current has an RMS value of 14 mA. The peak-to-peak value is Select one: a. 28 mA O b.…

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Q: An inductor that has an inductance of 19.0 H and a resistance of 26.0 N is connected across a 100 V…

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Q: The voltage across an inductor is 4.0 x 10-6V when the current through it decreased at a rate of…

A: Given:Voltage, V = 4×106 Vdidt = 4 A/s