Explain Circuit Breaker Trip Characteristics in detail.

2103

Explain difference between stand by earth fault and residual earth fault protection?

1958

Whether amorphous core transformer is commercialized or not:Name of company making amorphous core transformer and what are different rating?

1750

why we need to us lenz's law for synchornous motor

2529

what rectifiers is and what are the types of rectifiers?

1078

what kind of technical test that i need to learn because i have an interview tomorrow.. please someone help me..

1976

i have flexible wire. size of conductors is 0.190 mm & no.of conductors are 48. then size of wire comes 1.37 sqmm instead of 1.5 sqmm . the what is tolerance for this size.

1753

why single phase to grd test in HV cable?why not 2 phase at a time?

2238

Cables Construction hi friends, 0.6/1/1.2 kV LV , DC and Control cables are concentric copper conductor what does its means and what is the use of concentric copper conductor,and are this with copper tape shield or copper screening, ? thanks

1724

This is urgent!! What is a Thyristor-based 3-ways selector switch with Zero crossing control? how does it operate and where is it mostly found in a system?

2018

Where servomechanism is used?

1049

R=*¶ l/a

1582

is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?

2093

what percent do you derate your copper wire when you change from copper buss to copper wire

1953

State the other types of Air Conditioners?

2005