How many poles does the machine have

Assignment Help Chemical Engineering
Reference no: EM131114886

A three-phase, 50-Hz induction motor has a full load speed of 700 r /min and a no-load speed of 740 r/min.

(a) How many poles does the machine have?

(b) Find the slip and the rotor frequency at full load.

(c) What is the speed of the rotor field at full load (i) with respect to the rotor? and (ii) with respect to the stator?

Reference no: EM131114886

Questions Cloud

Non-standard web fonts : Say you were tasked with coding a design that used non-standard web fonts, how would you go about it?
How many poles does the motor have : At full load, find the speed of (i) the rotor field with respect to the rotor, (ii) the rotor field with respect to the stator, and (iii) the rotor field with respect to the stator field.
Full documents about investigatory projects : Please give me a file or link of full documents about investigatory projects regarding cures and/or environmental problems like deforestation, pollution, etc.
Approximately poisson in nature : A crew of mechanics at the Highway Department garage repair vehicles that break down at an average of ? =10 vehicles per hour (approximately Poisson in nature). The mechanic crew can service an average of 2 vehicles every 10 minutes with a repair tim..
How many poles does the machine have : What is the speed of the rotor field at full load (i) with respect to the rotor? and (ii) with respect to the stator?
Return on common stockholders equity : Cutler Corp. has a return on assets ratio of 12%. It plans toissue bonds at 8% and use the cash to repurchase stock. What effectwill this have on its debt to total assets ratio and on its return on common stockholders' equity? (Number example woul..
What implications do you see for leadership : Examine Exhibit 7 of the case. What implications do you see for leadership and for strategy development given the experience of the senior management team? This is from a Harvard business case review of Tesla last revised December 17th 2015
Who are the participants in restorative justice : Who are the participants in restorative justice? In a well-written paper, compare the stakeholders in traditional justice with those whose roles are crucial in restorative justice practices.
Determine the rotor current frequency in hz : The speed of the rotor rotating magnetic field with respect to the stator rotating magnetic field in r/min.

Reviews

Write a Review

Chemical Engineering Questions & Answers

  Develop the full p and i diagram

A distillation column separates benzene from toluene using a control scheme similar to that shown in Figure (a). Make a practice HAZOP study of the plant section and add any instrumentation that is needed to develop the full P and I diagram.

  Nutritional information on a cereal box

The nutritional information on a cereal box shows that one serving of dry cereal has 90 calories (actually kilocalories). If one were to burn a serving of cereal, the amount of heat given off would be sufficient to raise the temperature of 1 kg of..

  Determine the standard percent return on total investment

determine the standard percent return on the total investment and the minimum payout period.

  What is the range of speed for stable operation of the motor

Find the slip at which the maximum developed torque occurs.

  What is the most likely reason dot regulates the domestic

the dot regulation at 49 cfr 174.450 previously stipulated that when fire occurs in a domestic rail shipment of

  Weights on the piston creating pressure down on the gas

Assume you have gas in a cylinder equipped with a piston. There are weights on the piston creating pressure down on the gas.

  What component of this comes from combustion of octane

Select a passenger car and calculate the efficiency of the vehicle in converting chemical energy from combustion into kinetic energy.

  Calculate the solubility of pnf2 in water

The fictitious compound, pandemonium fluoride (PnF2) has a Ksp value in water of 3.091×10-9M3 at room temperature. Calculate the solubility of PnF2 in water. Express your answer in units of molarity.

  Calculate masses of alcohol and ether

Assuming that there are no other significant side reactions, calculate masses of alcohol and ether produced, per 1000 kg of allyl chloride fed to the reactor.

  Determine the optimum economic thickness of insulation

The air-film coefficient at the outside of the insulation may be assumed constant at 2.0 Btu/(h)(ft2)(°F) for all insulation thicknesses

  Determine whether or not the variability of separate batches

Five different batches of a commercial plastic are sampled to determine the variation of inert additives between batches. Since each batch consists of several thousand pounds of material, several samples are taken from each batch to determine the ..

  Level descends towards the equilibrium value

in heat transfer terms , the surface temperature rises above the wet bulb surface ceases to behave as a wet surface - the surface temperature rises to dry bulb temperature and air as the moisture level fa..

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