what is cascade speed control device?and how this device control the speed of motors?

2226

What does the kvar means?

1307

What is the drawback of static coefficients?

1676

what should be the no load current for 3 phase ac motors ranging from 5 kw to 1000kw?

1843

What is the HVDC Transmission System? What are the conditions applicable to lay an HVDC Line?

2347

please give some hindalco placement papers for written exam

1855

sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same.

1937

why are u join ntpc

2207

Good morning: I'm looking for some informations about the OLTC or the LTC: I wont to know what the function of the tie-resistor in during the operation of reversing/coarse operation Cordially

2048

What is the Diff. btw Manule Pull Station & Manule Abort Station Switches used in FM200 System??

1903

What type interview questions ask in Electrical technicians

1870

A Question Like A Wire Is Wound Whose Resistance Is Some 132. 44647 Ohms. If A Voltage Of 30 mv, 296 Ma Current Is Applied To It What Is The Resistance.

1117

What do you understand by avr?

1099

what is the acceptable value of TAN DELTA and dissipation factor for 11kV, 1.75HP Motor?.

4234

what is diff btw electric,magnetic & eletromagnetic field

2181