Determine the slip of mechanical rotational losses

Assignment Help Electrical Engineering
Reference no: EM13256430

An induction motor has an output or shaft power of 30 kW at 86% efficiency. For this operatingcondition, stator copper loss = rotor copper loss = core loss = mechanical rotational losses. Determine the slip.

Reference no: EM13256430

Questions Cloud

Landry financial performance : Based on your analysis, what does this tell you of Landry's financial performance (consider the changes between years)?
Design an adder that computes the sum of four 8-bit numbers : Design an adder that computes the sum of four 8-bit numbers, using 8-bit carryripple adders. Use a basic 8-bit carry-ripple adder as a building block for the design.
Compute the partial pressure of oxygen produced : Calculate the partial pressure of oxygen produced from 1.00L of 0.600M dinitrogen pentoxide solution at 45 degrees celsius over a period of 20.0hours if the gas is collected in 10.0L container. (Assume that the products do not dissolve in chlorofo..
Daily cost and production are linearly related-golf club : A plant can manufacture 50 golf club per day at a total DAILY COST of $5669 and 70 gulf clubs per day for a total daily cost of $7269. Assuming that daily cost and production are linearly related, find the total daily cost C of production x golf club..
Determine the slip of mechanical rotational losses : An induction motor has an output or shaft power of 30 kW at 86% efficiency. For this operatingcondition, stator copper loss = rotor copper loss = core loss = mechanical rotational losses. Determine the slip.
How much advertising use if cost of producing is given : Sales amount is 20000; 29000;37000;44000; or 50000 (resp). How much advertising would you use if the cost of producing the item is $23.60 per item?
What is the value of a share of gillete stock : The value of Gillete's stock is? (in dollars) (Round to the nearest cent.).
Calculate the percent voltage regulation of the generator : A 60 kVA, three-phase, wye-connected, 440 V, 60 Hz synchronous generator has a resistance of 0.15ohm and a synchronous reactance of 3.5ohm per phase. At rated load and unity power factor, calculate the percent voltage regulation.
First-borns make the best entrepreneurs : Suppose you came across an article in a magazine with the following title: “First-Borns Make the Best Entrepreneurs.” Reading the article, you discover that it contends that entrepreneurs who are the oldest child in their family are more successful t..

Reviews

Write a Review

Electrical Engineering Questions & Answers

  Calculate the maximum power

Calculate the maximum power that can be sent through an a=2cm , b=1cm air-filled waveguide at 12 GHz such that dielectric breakdown does not occur. Assume that the dielectric strength of air at atmospheric pressure is 3x10^6 [V/m]

  What is the bit rate of the corresponding pcm signal

A message signal, x(t) has a bandwidth of 15 kHz and an average power of 0.5 W. This signal is to be uniformly quantized with an input range of range of +-5 V. What is the bit rate of the corresponding PCM signal if the SQNR is to be greater than ..

  When is the binary input value in decimal

Design a combinational circuit with four inputs, x,y,w, and z, and four outputs: A, B, C, and D. When the binary input value in decimal is 3,5,6,9,10 or 12, the binary output value is one less than the input value, otherwise it is one greater than..

  Verify the design analytically and with spice

Design an inverting amplifier with a gain of -12 that has an input impedance that is larger than 100K that can drive a 2K resistive load using bipolar transistors. Verify your design analytically and with SPICE.

  Determine the force required to start moving the block

The 300-kg block is acted upon by a force P, pulling it as shown. P makes an angle of 36o with the horizontal. If the coefficient of sliding friction between the block and the floor is 0.35, determine the force required to start moving the block.

  Determine the self inductance of each coil

An iron ring with a 50-cm mean diameter has a square cross-section of 4 cm2. It is wound with two coils having 1000 and 400 turns. Calculate (a) the self inductance of each coil, and (b) the mutual inductance between them.

  Calculate the value of the series-dropping resistor

An electric pencil sharpener is rated 240 mW, 6 V is connected to a 9-V battery and a series-dropping resistor Rx needed to power the sharpener. Calculate the value of the series-dropping resistor Rx needed to power the sharpener.

  How to generate odd parity over the individual words

Design a system using either a flow diagram or pseudo code that will accept a block of data words encoded as specified in Part 1; then check the parity for each data word and for the block. The system should output each of the 8-bit data words.

  Calculate value of resistance that should be added to rotor

A 15 hp, 209V,three-phase,six pole, Y-connected induction motor has the following parameter values per phase: R1= 0.128 ohm, R'2=0.0935 ohm Xeq- X1 + X'2 = 0.49 ohm. The motor slip at full load is 3%, and the efficiency id 90%.

  Determine capacitance of the sphere without the coating

A conducting sphere in free space has a radius of a= 10cm. the capacitance of the isolated sphere is C= 4oa. now let's coat the sphere with a dielectric with fr= 3, and the thickness of the dielectric layer is d.

  Traffic light controller

The schematic of the traffic light controller

  Find the depletion width nd its extent in each of the region

The acceptor concentration in a particular junction is 10^6/cm^3 and the donor concentration is 10^15/cm^3. Assume ni=1.5*10^10/cm^3. Find the junction built-in voltage.

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