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

2162

how to measure the current by compact digital equipment with dislay which fit inside any equipment

1995

why we are using Load factor?

1962

H.t motor 6600 volt to same motor lt supply 440volt supply applyed to h.t motor to effect....

1895

sir i have a car stereo system and there is jack on him so can u tell me a way to find out their power terminals on the jack or on the circuit board"

2068

How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

1928

Can anybody please refer the best and simple book for about Protection relays and in detail of all its protection ?

1982

what is mean by Digital Logic Meter (DLM)

2386

WHat is the general checks required for Dry type transformers

2085

What is the distance between each insulator in 33kv transformer and how can it calculate

2194

please send me RRB electrical engineer previous year questions for Sr. Section Engineer

1959

If ROC does not lies inside unit circle,then ? a) Fourier transform converges b) Z transform converges c) Hatly transform converges d) Colpit Transform converges.

2290

Two bulbs of 100w and 40w respectively connected in series across a 230v supply which bulb will glow bright and why?

1059

Y phase plates are used in transmission line??? what is there need???

2930

how many joint can done in HT line and what is life of the joint

2241