A synchronous machine is generating power of 2.7 MW, If the machine can deliver a maximum power of 3.1 MW. the power angle in radian is 0.85 O 0.72 O 0.51 O 1.06 54 degrees, and B = 155 degrees. The RMS value of current is

Q: 90 degree phase angle represents what? O it starts 90 deg later than another reference waveform O it…

A: In phasor form we represent the number in magnitude at an some angle .  Ex: 10∠90

Q: 2. In picture below, the sine wave has a period of T=5ms and the voltage peak value is 25V. a.…

A: As per the company guidelines answer to the first three subparts can be given, please post the next…

Q: Find the amount of work the 3-phase motor can do in 3hrs

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Q: Supply voltage has an average value of 202 V. Its RMS value is RMS value Vrms =

A: Given: Average of supply voltage is, Vavg=202 V

Q: If the alternating voltage v= 180 sin(480t), then the frequency will be O 79.36 Hz O 50 Hz O 76.39…

A: Consider the expression for the alternating voltage is, v=180sin(480t)

Q: A 3-phase induction motor has 8 poles and the operating frequency is 50HZ. The synchronous speed…

A: 3-Phase induction machine- When three-phase stator displaced by 120' is supplied by 3-phase current…

Q: 10 8. -T= 85 4 2 > t.s -2 4.

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Q: Find the rms and average value of the wavefrom shown in figure y B 20 – 10 A T 2T Time

A: Given figure We know that y=mx+c, x axis→timem=tanθ=BCAC=20-10T=10Ty=10 Tt+cAt t=0,…

Q: The equation for 25 cycles current sine wave having ms value 30 amperes, will be O 30 sin 25t O 42.4…

A: Let sine wave is represented by i(t) Im sin wt  Where Im is the peak value and w is frequency in…

Q: Three alternating currents are represented by sine wave A, B and C as shown in Figure 6 below. (a)…

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Q: A synchronous generator generates 310 V at 50 Hz when the field current is 4.1A. The e.m.f generated…

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Q: An inductor and a resistor are connected in series with a function generator. The voltage across the…

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Q: Vo 24/10 vO A 0/9

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Q: What will be the equation for 50 cycles current sine wave having RMS value of 20 amperes? O a. i=…

A: Given: RMS value of current, irms=20 A. Frequency, f=50 cycles=50 Hz.

Q: on -10 -15 -20 20 15 10 5 1 2 3 I 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 t (ms)

A: The given waveform is shown below:  The average value of the waveform is determined from the area…

Q: Determine the RMS voltage across each resistor and the RMS current in figure. Determine the total…

A: In this question we will find rms voltage across each resistor , rms current and power....

Q: A sine wave has a peak value of 433 V. What is the RMS value?

A: The peak value of sine wave is  433volts We have to find the rms value?

Q: Find the rms values for v = 120 V sin(3771 + 15°) and i = 8.5 x 10 A sin(2nt + 65°).

A: In this question we need to find a RMS value of voltage and current .

Q: Referring to figure 3, determine the rms voltage at j5N reactance (inductor) using KVL(Answer must…

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Q: The synchronous speed of a four-pole induction motor operating at 50Hz is A 25 rps B C D 40 rps 35…

A: Given Data:-Pole=P=4frequency=f=50Hz

Q: The peak-to-peak voltage is 40V, its rms voltage is 14.1 V O 11.4V 13.3V 12.3 V

A: Given: Peak to peak voltage for sine wave Vpp=40 V

Q: Which formula is used to calculate the RMS voltage os a sine wave? O 0.707 x peak 0.637 x peak O…

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Q: Sinusoidal AC Voltage displayed on the oscilloscope There is a value from the top to the top.…

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Q: synchronous generator generates 345 V at 55 Hz when the field current is 3.5A. The e.m.f generated…

A:

Q: If the alternating current equation is i = 64.8 sin 423 t. What will be the average current?

A: Given:  Alternating current equation i = 64.8 sin 423 t We have to determine the average value of…

Q: A 3-phase induction motor has 4 poles and the operating frequency is 55HZ. The synchronous speed…

A: In this we will find synchronous speed..

Q: A pump station uses an induction motor that requires a complex power of S1 = 55<30° kVAand a…

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Q: If the alternating current equation is i = 64.8 sin 423 t. What will be the average current?

A: Given, Alternating current equation i=64.8 sin 423t Peak current, Im=64.8 A

Q: if the inductor is 1mH and the rms voltage of the generator/source is 10V in the above circuit,…

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Q: sine wave

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Q: 90 degree phase angle represents what? O it forms a 90 deg angle with the x axis it makes a 90 deg…

A: According to question we need to define 90-degree phase angle represents what?

Q: If the copper loss in the stator is 1.4 kilowatts, the loss in the core is 1.6 kilowatts, and the…

A: Given, Number of poles, P=6 Input power to motor, Pin=48 Kw Copper losses, Pcu=1.4 Kw Core losses,…

Q: A two-pole alternator is running at 1,500 rpm. Its angular velocity will be

A: Given: A two pole alternator is running at, Synchronous speed, Ns=1500 rpm

Q: What will be the equation for 50 cycle sine wave having RMS value of 20 ampere? O i = 28.3 sin…

A: It is given that: Frequency of the current sine wave= f=50 HzRMS value of current= IRMS=20 A

Q: A synchronous generator generates 345 V at 50 Hz when the field current is 4.4A. The e.m.f generated…

A: Given Data: E1 = 345 V I1 = 4.4 A f 1= 50 Hz E2 = ? f2 = 40 Hz I2 = 2.9 A

Q: What is the value of the equivalent admittance? 100 ww sa -20 j10 a

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Q: A2 sin

A:

Q: A synchronous generator has 15 slots per pole. If each col spans 7 slot pitches, what n the valan of…

A: Given : A synchronous generator having slot per pole = 15  And coil span = 7 slot pitches  To find :…

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.