What is angular velocity of rotor field with the motor

Assignment Help Electrical Engineering
Reference no: EM13295898

The nameplate on a 460-V 50 hp 60 Hz four pole motor indicatesthat the speed at rated load is 1760 r/min. assume the motor to beat operating load.
a) What is the slip of the rotor?
b) what is the frequency of the rotor currents?
c) what is the angular velocity of the stator field with respect to the stator? with respect to the rotor?
d) what is the angular velocity of the rotor field withrespect to the rotor? With respect to the stator?

Reference no: EM13295898

Questions Cloud

Calculate cost of equity using the industry average beta : How does one calculate the cost of equity using the industry average beta?
Calculate the resistance per phase of the original motor : An external noninductive resistance of 1Ω isplaced in series with each phase of the rotor, and the motor isabserved to develop its rated torque at a speed of 1116 r/min.Calculate the resistance per phase of the original.
Compute the length of the box : An electron confined in a one-dimensional box is observed, at different times, to have energies of 20 , 45 , and 80. What is the length of the box
Describe the vapor pressure of toluene dropped : After 12.76 g of a non-volatile solute was dissolved in 100.0 g of pure toluene, the vapor pressure of toluene dropped from 235 Torr to 187 Torr. Find the molar mass of the solute. Molar mass of toluene is 92.1 g/mol.
What is angular velocity of rotor field with the motor : The nameplate on a 460-V 50 hp 60 Hz four pole motor indicatesthat the speed at rated load is 1760 r/min. assume the motor to beat operating load. a) What is the slip of the rotor b)what is the frequency of the rotor currents
Prescence of numerous pouches along large intestinal mucosa : A condition that involves the prescence of numerous pouches along the large intestinal mucosa is known as:
Calculate the holding period return : Based on the following information calculate the holding period return.
Determine the length of the rotating string : A string trimmer is a tool for cutting grass and weeds; it utilizes a length of nylon "string" that rotates about an axis perpendicular to one end of the string. What is the length of the rotating string
How to calculate the chemical potentials of benzene : A mixture is formed from 5.0 mol of liquid benzene and 5.0 mol of liquid toluene at 25 oC and 1 atm. Assume that the mixture is ideal. Use ?Gof (benzene,l) = 90.0 kJ/mol, ?Gof (toluene,l) = 100.0 kJ/mol,

Reviews

Write a Review

Electrical Engineering Questions & Answers

  Determine what is the inductance for a voltage drop

While an inductor is being energized the current flowing through it as a function of time is: i(t) = 56 (1 - e(-4600 · t) ) mA, for all times t > 0 and t is in seconds. What is the inductance, if a voltage drop of 1.188 V is measured across this indu..

  Find the voltage gain-current gain and power gain

An amplifier operates from -5V and +5V balanced power supplies. It provides a 3.2-Vpeak sine across a 150 ohm load when provided with a 0.2-V peak input from which 2.0mA peak is drawn. The average current in each supply is 20mA.

  Discuss how narrowing bandwidth of circuit affects noise

Looking at a sine wave, describe how the ROM in a DDS could use only one-fourth of the memory locations to store the sine wave look-up table. Discuss how narrowing the bandwidth of a circuit affects the noise level.

  Calculate the frequency transfer fucntion of the system

a given system delays the input by t0 units of time and then subracts the delayed version from the original signal. Calculate the frequency transfer fucntion of this system.

  Determine the number of coulombs of charge produced

Determine the number of coulombs of charge produced by a 12 A battery charger in an hour. A lightning bolt carrying 20,000 A lasts for 70*10^-6 s. If the lightning strikes a tractor, determine the charge deposited on the tractor if the tires are a..

  Calculate a-phase line current and a-phase line voltage

Y- Delta connected; Source voltage in the b-phase is 20 angle (-90) V (rms); Source phase sequence is acb; Line impedance is (1+j3) Ohms/phase; Load impedance is (117- j99) Ohms/phase.Draw the single-phase equivalent for the a-phase.

  Define static electricity

Define static electricity and State five sources of static electricity and Describe three methods used to reduce hazards due to static electricity

  Determine what is the value of 1 lsb referred to 3 v

Clearcly, any noise will pass straight through to the ADC subsystem, introducing measurement error. You have two choices to mitigate this: SW filtering and HW filtering. Assume the uC sample rate, Fs, is 100 Hz with 8 bit resolution.

  Find what is the power absorbed by the resistor

Given a resistor of 80-ohm connected to a 12 V battery, find the power absorbed by the resistor. What are the consequences if the resistor is rated at one-quarter watt.

  What does the words leads and lag represent in factor

(1) What does the words leads and lag represent in factor In waveform (2) How would you change the power factor if you needed to

  Find the resulting output sequence of white random noise

x[n] is the input sequenceapplied to a digital filter whose impulse response h[n] is alsogiven below. Find the resulting output sequence,y[n]. Hint: There's a VERY easy way to solve thisproblem, and a way which is not so easy. If it seems hard,you..

  How many liters of chlorine gas can be obtained at 40c

How many liters of chlorine gas, Cl2, can be obtained at 40C and787 mmHg from 9.41 g of hydrogen chloride, HCl, according to the following equation 2KMnO4(s) + 16HCl(aq) à 8H2O(l) 2KCl(aq) 2MnCl2(aq) + 5Cl(g)

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd