Consider an electric motor with shaft power output

Assignment Help Mechanical Engineering

Reference no: EM13703951

Consider an electric motor with shaft power output of 20kW and an efficiency of 88%. Determine the rate at which the motor dissipates heat to the room it is in when the motor operates at full load. In winter, this room is normally heated by a 2-kW resistance heater. Determine if it is necessary to turn the heater on when the motor runs at full load.

Reference no: EM13703951

Questions Cloud

The hardness of clay at three different temperatures : My manufacturing processes professor gave us this question, and said we can use temperatures from our fridge, freezer, etc. I don't even know where to start on this problem, or end for that matter.

Company s corporation election was made on january : 1. John Parsons (123-45-6781) and George Smith (123-45-6782) are 70% and 30% owners, respectively, of Premium, Inc. (11-1111111), a candy company located at 1005 16th Street, Cut and Shoot, TX 77303. The company's S corporation election was made ..

An air-standard diesel cycle has a compression ratio : An air-standard Diesel cycle has a compression ratio of 18.2. Air is at 27°C and 100 kpa at the beginning of the compression process and at 1700 K at the end of the heat-addition process.

Operates under conditions of certainty : "I would like to use LP, but it's a technique that operates under conditions of certainty. My plant doesn't have that certainty; it's a world of uncertainty. So LP can't be used here." Do you think this statement has any merit? Why or why not? ..

Consider an electric motor with shaft power output : Consider an electric motor with shaft power output of 20kW and an efficiency of 88%. Determine the rate at which the motor dissipates heat to the room it is in when the motor operates at full load. In winter, this room is normally heated by a 2-kW re..

The entries in 2007 to record the tax loss carryforward : Assume the management of Marcos Corp. thinks that it is more likely than not that the loss carryforward will not be realized because it is difficult to project future profitability (this is before results of 2008 operations are known). Marcos C..

What is the direct labor rate variance : What is the direct labor rate variance for the month? is it favorable or unfavorable?question 2b. what is the direct labor efficiency variance for the month? is it favorable or unfavorable?

Influenced the level of inherent risk arthur andersen : 2. The SEC noted six reasons why the bill and hold sales recorded by Mattel did not qualify as consummated sales transactions. Identify and discuss the general conditions for recognizing revenue from sales transactions. Also, identify circumst..

The tobacco companies have paid billions : The tobacco companies have paid billions because of smoking-related illnesses. In particular, Philip Morris, a leading cigarette manufacturer, paid more than $3,000,000,000 in settlement payments in one year.

User Account

All Pages