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I measure the efficiency of an internal combustian engine by doing
(bhp)/((displacement)*(rpm))
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Difference between eff1 and eff 2 motors?
EFF1 is a high efficiency motor. EFF2 is a standard efficiency motor.
What is the efficiency of a motor that has an output of 373 watts with an input of 450 watts?
The efficiency of the motor is calculated by dividing the output power by the input power and multiplying by 100%. In this case, the efficiency would be (373/450)*100 = 82.9%. This means that the motor is operating at an efficiency of approximately 83%.
A motor produces less mechanical energy than the energy it uses because the motor what?
Yes this is what we call efficiency of the motor. We give 100 but the motor in turn gives 40, so its efficiency is 40%
What motor is used in sprinkler irrigation systems?
Motor size depends upon number of factore. 1- flow of pupm 2- required head 3- efficiency of pupm used 4- efficiency of electric motor used The formula is H.P required= Q.H\ 3960. Pump efficiency. Motor efficiency where Q= GPM H= Ft Efficiency= In fraction( 70 % = 0.7) Engr. Usman Khalid +923336901945 usman.engr87@gmail.com
When is efficiency of 3phased Induction motor maximum what is the condtion for maximum efficiency in induction motor?
It is maximum at about 75% to 100% of the motor rated load. Efficiency is maximum at unity power factor , when R=X and when variable losses Is equal to constant losses at rated load.
How much energy does a motor convert to heat?
You can calculate the quantity of energy that a motor turns into heat with either one of these equations: Heat energy = ( 1 - efficiency of the motor) x (energy input to the motor) or Heat energy = ( 1 - efficiency of the motor) x (power input to the motor) x (running time)
Which motor is superior in efficiency and the most extensively used of all types of electric motors?
Motor efficiency depends on the motor size and how much it is loaded. You get the best efficiency above 75% of the rated load for that motor. Note the table below: Horsepower Standard Premium Efficiency Efficiency% Efficiency% 1 --- 78.0 --- 82.5 2 --- 78.5 --- 84.0 5 --- 84.0 --- 89.6 10 --- 84.0 --- 91.1 15 --- 87.5 --- 91.7 25 --- 90.2 --- 93.0 50 --- 91.7 --- 94.1 100 --- 91.7 --- 95.0 250 --- 94.1 --- 95.8
What is motor efficiency?
Motor efficiency refers to the ratio of the mechanical power output of a motor to the electrical power input. It indicates how effectively a motor converts electrical energy into mechanical energy, with higher efficiency values indicating less energy loss during operation. Efficient motors help reduce energy consumption and operating costs.
Efficiency of a motor?
ratio of energy output to energy input.
What are high efficiency motors?
The efficiency of a motor is the output power divided by the input power. The difference is the lost power which appears as heat usually. High-efficiency motors produce very little lost power. But they tend to be more massive and expensive to make, so that most motor designs have to compromise on efficiency.
Is your power into motor equal to your power out of motor at no load?
For a motor's output power to equal its input power, the motor's efficiency must be 100%. As no machine, particularly a rotating machine, can possibly achieve 100% efficiency, there is no condition under which its output power can ever match its input power.
A motor has an efficiency of 0.4 how much useful energy is produced from 250 J?
The useful energy produced by the motor can be found by multiplying the input energy by the efficiency. Therefore, 250 J * 0.4 = 100 J of useful energy produced by the motor.
