Dc Machine, Electrical Engineering

Assignment Help:
Why maximum power output is given by a machine at an efficiency of 50 percent?

Related Discussions:- Dc Machine

Conductors for lines, Conductors for Lines The sizing of conductor mus...

Conductors for Lines The sizing of conductor must depend upon the load it is expected to serve and other factors, such as capacity required in future. Or else conductors/cable

State value of current flowing in the winding, The winding of an electromag...

The winding of an electromagnet has an inductance of 3H and a resistance of 15?. When it is connected to a 120 V d.c. supply, Determine: (a)  the steady state value of current f

find the maximum power transferred and input resistance, Given: R 1 = R 3...

Given: R 1 = R 3 = 1 k_, R 2 = 100 k_ and k = 0.1 A/V, and step-up transformer turns ratio is 10. a) Find the value of the load resistor RL that would maximize the power

Consider four cases of operation and explain jk flip-flop, Q. J and K are t...

Q. J and K are the external inputs to the JKFF shown in Figure. Note that gates 1 and 2 are enabled only when the clock pulse is high. Consider the four cases of operation and expl

Illustrate gas power plant, With the help of schematic diagram illustrate G...

With the help of schematic diagram illustrate Gas Power Plant. Describe the effect of reheating, regeneration and inter cooling with the help of suitable T-S diagrams. Give the

In given block diagram find geq, Q. Show that the block diagram of Figure c...

Q. Show that the block diagram of Figure can be reduced to the form of Figure. Find G eq (s) and H eq (s).

Find how long the bulb can be lighted, Q A12-V, 115-Ah automobile storage b...

Q A12-V, 115-Ah automobile storage battery is used to light a 6-W bulb. Assuming the battery to be a constant-voltage source, find how long the bulb can be lighted before the batte

Explain sahf instructions in 8086 family, Explain SAHF instructions in 80...

Explain SAHF instructions in 8086 family with example and their effect on flag. SAHF: Store AH register in flag register, this is an instruction utilized to store the data i

Image gradient, Image gradient Write an m-file "grad.m" which computes ...

Image gradient Write an m-file "grad.m" which computes and displays gradient and orientation of an input image (use Gaussian derivatives). To compute Gaussian derivative in o

Basic requirement of semiconductor laser, What is basic requirement of semi...

What is basic requirement of semiconductor laser? Draw its label diagram and explain its working with necessary theory. Write down the applications of semiconductor laser.

Write Your Message!

Captcha
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