Answered: 3) For a two pole, 50 Hz, 3 phase…

3) For a two pole, 50 Hz, 3 phase synchronous motor, the speed of rotating magnetic field is o 1000 rpm o 2000 rpm o 3000 rpm o 3500 rpm

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter37: Automatic Speed Control For Wound Rotor Motors

Section: Chapter Questions

Problem 1SQ

See similar textbooks

Related questions

Q: Find the equivalent Inductance for the following circuit shown below. L oooo 0.5 H elle 2 H oooo…

A: Given circuit:

Q: The color code for a 2.2K Q resistor with 5% : tolerance is O Orange - Orange - Brown -Gold O Red -…

A: The given data is, The resistor is 2.2 kΩ with 5% tolerance.

Q: Problem 3: Obtain the currents i, and is for the circuit shown in Figure 3 using mesh analysis. 5V(+…

A: Given circuit,

Q: Find the upper and lower limits for the system shown below. (Show me your work in details)

A: The heater input voltage and the corresponding temperature waveforms of the system are shown below,

Q: Two closely-spaced coils, X and Y, share the same cylindrical axis. Coil X contains nx turns and…

A: Given, nx=400 turnsNX=400 turnsNY=43×400NY=16003I=3.00 AφX=300 μWbφY=90.0 μWb To find: (a)…

Q: Ques 2. Two coils connected in parallel across a 100V DC supply, take 10 A current from the supply.…

Q: Part 1 Find the equivalent resistance Rab for the circuit shown in (Figure 1). Suppose that R1 =…

Q: 6. What is the natural frequency of the following system? 5 14s² +358 +350 a) 5 rad/s 18.7 rad/s b)…

A: Given transfer function, Ts=514s2+35s+350

Q: What is RG rating of coaxial cable. Please give me detailed information. Don't copy previously given…

A: RG RATING RG is stands for RADIO GUIDE. This term is used during WORLD…

Q: SO TO 5mA (1) 10K2 Vo₂ (10.01 Vo ✓ 100 MA 20 KS

Q: To drive the rotating security cameras that periodically reposition to surveil the surrounding area…

A: A normal CCTV camera does not record every corner of the room. Video monitoring systems are better…

Q: Q10/Chose the correct answer for the output Q3 of the following circuit ( Assume that A=…

A: Given circuit,

Q: P1.71. Determine the value of vx and i, in the circuit shown in Figure P1.71. + Vx 0.5 Ω + 10…

A: Given,

Q: Determine (V₂) for the Iwo circuits below using superposition. 20 V 652 2 A 252 wwww IA % 357

Q: Find current through R2 resistor. + V1 10 R1 5 II Select one: O a. 3.04 O C. O b. 2.67 3.75 O d.…

A: Given circuit:

Q: 6. What is the total capacitance of a circult containing a .01 farad, a .015 farad, and a .001 farad…

Q: Draw in a few equipotential lines in Fig. 16–32b and c

A: Given data: The system of charges in an electrical domain is given to us in the above figures.…

Q: Ex19; For the circuit below, determine the voltage at the (452) resistor and the power at the (802)…

Q: Do Kirchhoff’s rules apply to circuits that contain inductors and capacitors?

A: Given: Do Kirchhoff’s rules apply to circuits that contain inductors and capacitors?

Q: There are 175 slots in a 3-phase, 16-pole, 50 Hz., star connected alternator. There are 4 conductors…

A: We have an star connected alternator we have, slots = 175 Poles (p) = 16 frequency (f) = 50 Hz 4…

Q: Discuss the various methods of mounting an accelerometer on a machine and describe the influence of…

A: ANSWER There are three methods of ACCELEROMETER MOUNTING. 1-…

Q: Let v, = 20cos(10t) V. in the circuit below. Find the resonance frequency, ab, %3D in radian/sec.,…

A: Given:

Q: The differential equation and the state-variable description of an LTI system are given as below: )+…

A: Given: Differential equation and state space equation To do: solve part (a), b and c

Q: Q5. Suppose the total impedance Z of a series RL circuit is (1 k42), and the value of the resistance…

Q: Determine (Vx) for the circuits below using superposition.

A: The superposition theorem state that the sum of response of individual sources acting alone is equal…

Q: PSPICE MULTISIM 4.29 Use the node-voltage method to find the pow- er developed by the 20 V source in…

A: First we will mark reference node then we will assign node voltages as V1 , V2 , V3 and V4 Now we…

Q: Circuit breaker usually operate under A) after D. C. component has ceased B) transient state of…

A: Circuit breaker:- It is an electrical device which used as a switch for safety purposes. It protects…

Q: 1) Find to in terms of input voltages 2) Find out put impedance of the circuit if of the the op amp…

Q: Find the average value of the voltage in the figure in 5 V ov+ O 1.59 V O 63.7 V O 6.37 V O 10.5 V

Q: Consider the figure shown below with all values in mm and the uniform thickness of 20 mm. If the…

A: GIVEN: thickness=20mm flux density=1T number of turns of coil=500 FIND:…

Q: A single core cable 6.5 km long has an insulation resistance of 0.4 MΩ The core diameter is 15 mm…

A: We have an single core cable2 and we have been asked to calculate the resistivity of the insulating…

Q: Find of the voltages & currents at the base, collector and emitter, assuming VBF = 0.7V B = 100

A: The required parameters can be calculated by using the DC analysis of the amplifier circuit.

Q: 0 0.3 0.5 1.0 8 28 46 94.5

Q: 4. Find Req- 42 Req 360 80 Jal: 22 -WN- M 1202 402 M 1 of th 1 US -M 152 25 322

Q: Q3. In the equivalent circuit shown in Fig. 1: a) Calculate the total current Ir for the following…

A: Given parallel RC circuit with following parameters R = 1k Ohm C = 1 micro farad V(p-p) = 5 ⇒Vr =…

Q: 2) Determine (Vo) for the two circuits below using superposition. 20 V 4Ω 6Ω www 2Α Μ ΤΑ 2 Ω [0,125…

Q: Create five Kirchhoff's Current Law (KCL) problem with figure and solve it(Show complete solution)

Q: Solve the voltage across silicon diode of the given circuit below.

A: The diode will conduct only during the forward bias and it will not conduct during reverse bias.…

Q: 4. Draw the circuit structure of a TCR. By changing the firing angle of thyristors, how can we…

A: ANSWER CIRCUIT DIAGRAM OF THYRISTOR

Q: A d.c. In a brake test of a shunt motor, the following observations were taken: Spring balance…

A: solution: A d.c. In a brake test of a shunt motor; Spring balance reading = tight side W1=30.5 kg,…

Q: 3) Determine (V₂) for the circuits below using superposition. 22 10 V Ix 192 Vx 2 A SIX www 452 O Ix…

Q: c) Check your calculations by showing that total power developed in the circuit equals total power…

Q: Find current i, and voltage v, in the circuit. 0.5i, a +51 www 4Ω 3 A

A: Given circuit,

Q: Investigate the stability of the following system. (Consider the quadratic form as lya punor…

A: The effectiveness of a system is determined by its stability. The impulse response of a system can…

Q: An electric current is flowing through a long cylindrical conductor with radius a = 0.35 m. The…

A: Given data: The radius a=0.35 m The current density J=9.5 A/m2

Q: The resistance of a copper wire is 0.742 ohm and length of this wire is 1.56 meter. The diameter of…

A: We have an copper wire with, Resistance of wire = 0.742 Ω Length of this wire = 1.56 m Diameter (d)…

Q: Discuss the system stability for all values of k. 54 +5³ +5² = -1-K₁s¹ ² 3 Q(s) = $¹4_

Q: Solve the voltage across silicon diode of the given circuit below. ID1 0.3 V 32 V 28 V 0.7 V 32 V Ge…

A: In this question, We need to choose the correct options Assume the forward bias voltage drop across…

Q: 7;0 ĐF C₁ RB B CC www C RC ΦΕ E | t C₂ Q₁ V

A: For any queries please let me know through comments. I will try to reply ASAP! Please upvote if…

Q: The noninverting amplifier shown below has a gain of 11. Assume that Vin = 1.0 V. The approximate…

Concept explainers

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.

Question

3) For a two pole, 50 Hz, 3 phase synchronous motor, the speed of rotating magnetic field is
o 1000 rpm
o 2000 rpm
o 3000 rpm
o 3500 rpm

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Differentiate between the AC and DC magnetic fields applied to an induction motor stator.
Which of the following statements about three-phase induction motor is false (A) The speed of rotation of the magnetic field is called the synchronous speed. (B) A three-phase supply connected to the rator produces a rotation magnetic field. (C)The rotating magnetic field has a constant speed and constant magnitude. (D) It is essentially a constant speed type machine.
A 12 pole three phase induction motor with supply frequency of 50 Hz. If the slip is 3 % at a certain load, determine (a) the synchronous speed, (b) the speed of the rotor (c) the frequency of the induced e.m.f. in the rotor and (d) speed of the induction motor if the slip changes to 6 % Synchronous speed Answer for part 1 Speed of the rotor Answer for part 2 frequency of the rotor emf Answer for part 3 Speed of the motor if slip is changed to 6 % Answer for part 4
A 3 phase induction motor is wound for 4 poles and supplied from 50Hz system. Calculate synchronous speed , rotor speed when slip 4% and rotor frequency when rotor runs at 600 rpm.
Q5) Identify the machine where the Rotating magnetic field is produced. a. Three Phase Induction Motor b. DC Motor c. DC Generator d. Transformer
L-1). How would it be possible to reverse the direction of rotation of a 3-phase synchronous motor? a) reverse the polarity of the DC field excitation b) interchanging any two of the incoming supply lines c) interchanging all three of the supply lines d) none of the above L-2). The amortisseur winding of a 3-phase, synchronous motor is the.....a) squirrel-cage winding on the rotor used to start the motor b) wire wound winding on the rotor to be connected to the external DC supply by way of slip rings and brushes c) either "a" or "b" d) neither "a" nor "b" L-3). Is it ok to have the DC voltage supply connected to the rotor of a 3-phase synchronous motor while starting? a) yes b) no
The speed of rotating magnetic field of 8 pole 50 Hz induction motor is?
A 3-phase, 60 Hz induction motor has 2 poles. If the slip is 2% at a certain load, determine the synchronous speed and the speed of the rotor and the frequency of the induced e.m.f.’s in the rotor
11.A. An auxiliary phase winding is used in a single-phase fractional horsepower motor toA. decrease flux density.B. reverse motor rotation.C. increase motor speed. 11.B. How is a rotating magnetic field produced during starting in a split-phase motor?A. A low resistance coil is placed around a portion of each pole.B. An auxiliary winding is made with a high ratio of resistance to reactance.C. Brushes are shifted off the hard-neutral position.
A synchronous generator with 6 magnetic poles supplies an induction threephase motor. Considering that the generator speed is nG=980r.p.m. and the motorspeed is nM=1430r.p.m., calculate the number of the motor magnetic poles (2p) andthe slip (s) it is working with.
Skewing of rotor conductors in a squirrel cage induction motor reduces a. heat developed while rotating b. Vibrations while rotating c. friction while rotating d. humming noise while rotating
A three phase induction motor with supply frequency of 60 Hz , 6 poles. If the slip is 5 % at a certain load, determine (a) the synchronous speed, (b) the speed of the rotor (c) the frequency of the induced e.m.f in the rotor and (d) speed of the induction motor if the slip changes to 6.75 %