The power factor of an alternator depends on

Q: Find the average value of the voltage in the figure.

A: The average value indicates the DC level present in the signal. It is given by the area under the…

Q: The maximum speed of an alternator working at 60 Hz is possible when the number of poles of the…

A: In this question , alternator operation frequency is given..We have to determine no of poles for…

Q: Determine the voltage drop at point ab| 72 a 52 452 100v GOY 20V

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Q: In a round-rotor alternator, reactive power is maximum at a load angle of 0 electrical degrees 90…

A: at load angle of zero degree reactive power is maximum

Q: Quadrant (II ) only Both Quadrant (I ) & (IV) Both Quadrant (I ) & (II) Quadrant (I ) only The open…

A: In this question , we will write about class D chopper quadrant and open circuit characteristics of…

Q: For a leading pf load on an alternator mean that its voltage regulation shall be * positive O…

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Q: Load Resistance used in ohms Primary coil turns (Np) Secondary coil turns (Ns)

A: Dear student as per our guidelines we are supposed to solve only one question in which it should…

Q: Determine the average power supplied by each source in the circuit jin jin 1020° V(:) (1) 2230° A

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Q: Alternators generate a/an __________ voltage whose frequency depends entirely upon the speed of…

A: In this question we will write about alternator voltage....

Q: To have two alternators in parallel,

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Q: Calculate the period that corresponds to each of the following: a. 500 Hz c. 1 MHz b. 2.5 kHz d. 75…

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Q: Difference in 1 phase induction motor and 3 phase induction motor

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Q: The generated voltage per phase of an alternator is EO while the speed of rotor rotation is 3000…

A: We will establish a relation between generated emf and the speed with which the rotor is rotating to…

Q: tic impedanc by load 7 =1

A: The characteristics impedance is independent of the length of the line. Now, this voltage and…

Q: What component of a DC generator rectifies the internally produced alternating current into DC

A: In a DC generator, AC current is produced inside the rotor winding. The current is taken out from…

Q: The rotor resistance of the three phase induction motor is not affected by of the supply.

A: Rotor resistance shows copper losses in the rotor circuit .it will not depend any circuit parameter.…

Q: If the peak to peak voltage is equal to 10. How much the RMS value of the voltage? T TT Arial 3…

A: VP-P = 10 V So VP = VP-P = 10/2 = 5V

Q: In Class A chopper, if duty cycle is varied from 0 to 1, the output voltage will vary from zero to…

A: In this question, choose the correct option What is output voltage variation if duty cycle carried…

Q: Typically, the voltage of the field system in an alternator is

A: Typically the voltage of the field system in an alternator is LESS THAN 200 V.

Q: What is the conductance of the z = 5+j90 ?

A: Impedance is sum of the resistance and reactance. Resistance = 5 ohm Reactance = 90 ohm

Q: The measured AC power represents the of the power waveform * Peak value O Average value rms value O

A: The measured AC power represents the RMS value of the waveform. The power output of the circuit:

Q: RMS value of the current drawn from the voltage source is Ampere

A: Given: Load-A:SA=4000VA and cosθA=0.8 leadingLoad-B:SB=3600 VA and cosθB=0.6 laggingLoad-C:PC=1000…

Q: A sinlge phase load consist of a coil

A: Given- Resistance= 10 ohm Inductance= 100 mH Voltage supply= 150 V (50 Hz Ac supply)

Q: What is the average voltage of an alternating voltage, v = 100sin120rtt? О А. 31.8 V О в. 63.6 V O…

A: In this question we need to find a average voltage of the given sinusoidal voltage.

Q: AND APPARENT POWER 159 a. The reactive power absorbed by the reactor b. The apparent power absorbed…

A: In this question,  A reactor is connected to the supply 120V, 60Hz system.  We need to determine the…

Q: Supply voltage has a value of 246 V. Its average value is Average value, Vave =

A: Supply voltage is given V = 246 V. Considering one complete cycle average value is given by,…

Q: What frequency will be developed if the speed is 900 rpm

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Q: In an alternator, the r field flux is producec O Rotor, Rotor O Rotor, Stator O Stator, Rotor O…

A: In an alternator, the main field is produced by the rotor which is rotating and the armature…

Q: An AC current has an rms value of 3.8 A. Determine the peak value of the current (in A).

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Q: The rotating part in an alternator is ................

A: Alternator converts mechanical energy into electrical energy.

Q: alternator cor

A: Alternator- Alternator is a generator which generates electrical power from mechanical power. As…

Q: A generating station has a maximum demand

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Q: The rotating part in an alternator is

A: The rotating part of the alternator is rotor(armature) . The Rotor which is also called as armature…

Q: the average values of each voltage in Figures below are: 20 V 10 V OV- 16.4v 13.18v 16.36v 6.369v O…

A: We need to find out average value of given waveform

Q: ionship between the supply voltage 77t + 75°) transform into sine form complex number that…

A: Since you posted a question with multiple sub-parts. We will solve the first three sub-parts for…

Q: Instantaneous voltage is multiplication of the resistace and .......... current in the resistive…

A: According to the Ohm’s law, the voltage is the product of the current and the resistance. Similarly,…

Q: An alternating current of frequency 50Hz has a maximum value of 200 2A Reckoning the time from the…

A: Given, An alternating current  Frequency, f=50 Hz Maximum current, Im=200 A

Q: "What will be the frequency (in kHz) of transient and peak restriking voltage (in kV) repectively

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Q: In DC machines the number of parallel paths for a wave winding ger Select one: O a. Three h Two

A: There are two type of winding in DC machine . 1. Lap winding 2. Wave winding.

Q: The maximum speed of an alternator working at 60 Hz is possible when the number of poles of the…

A: We know that the alternator's maximum speed is synchronous speed.

Q: what is the amplitude of iT in amperes

A: In this question,  Find the magnitude of the total current IT  if I1 and I2 angle are given.

Q: In an alternator, the voltage regulation will be positive when the power factor of the load is

A: Voltage regulation is postive when the powerfactor of load is:

Q: 6. What frequency will be developed if the speed is: а. 900 гpm b. 1650 гpm

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Q: The peak voltage for a 60 Hz sinewave with rms voltage of 208 V is: O 507 V 145 V 294 V O703 V

A: Given: RMS voltage, Vrms=208 V. Frequency, f=60 Hz. Peak voltage, Vm=?

Q: characteristics in alternating currents with a frequency

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Q: The voltage regulation regulated by changing O True Foloo of alternator can b its rotational spee

A: In this question we will write about voltage regulation of alternator.....

Q: Twinaxial has a single core and two shields and uses in AS/400 midrange comp Select one: True

A: In this we will write about twinaxial cable..

Q: An 8-pole alternator runs on 750 rpm and supplied power to a 6 pole induction motor which has a full…

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Q: O 0.02 S/cm

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Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.