what is the efficiency of thyristor

1114

Compare the generalized subnetting with VLSM.

1668

How the active power factor correction changes the wave shape of current drawn by a load to improve the power factor?

524

State at least three objectives of Aerodynamics?

657

Why is the study of gyroscopes motion required to learn aircraft applications?

636

What is a parabolic signal?

631

this site is owned by an nonsense

1756

I am completed diploma in mechanical in 2002, i have 5year experience in materials (purchase) dept,i want to do SAP cource in MM module, i want to know can i complete SAP after diploma cource only, is it usefull to me for further Job opening.

1631

I am going to appear RRB Sr. Section Engineer Exam, Electrical. Can you send me previous year questions of RRB Electrical engineer. specially Section Engineer questions. my email id is likerahulworld@gmail.com

1356

From where compressor recive power in automobile?

2787

What is the difference between race and race around condition

1708

sir,would you please send me the Hindustan petroleum corporation limited papers(HPCL).my e-mail ID is ujjwal_sharma1983@yahoo.com

1809

What is v/f control, sensor less control and sensored control for ac vfd?

561

What is the unit of attenuation?

604

Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............

1367