Should power factor be low or high?

695

what is the pulse and audio frequency transformer? what is different between induction regulators and tap changing transformer?

1630

what is the difference between ups & inverter

5461

how hazordious area is classified at an oil & gas plant and categorise suitable class of electric equipment in that area like induction motors, LCS, Lighting Fixtures Fluerescent/Flood lights Mercury& sodium lights, J.Bs, Power Cables etc

1342

How many Zones can be in Conventional type fire alarm system & how can we detect the fire in Conv. type FAS?

1362

What is fault clearing time for Current Limiting Moulded Case Circuit Breaker?.

1314

electrical ques

1680

What is the restart inhabit setting in ABB spam150c relay (Motor protection relay)

3020

Which types of gate insttaled in static switch. Please give me answer.

1163

there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit

1472

send me any model test paper of clerical post of state bank of india.......

1372

How to convert 2 phase to 3 phase electricpower in induction moter?

1662

Can anyone explain me about the RLC based Impulse high voltage generator and how to and operation of Series resonant High voltage reactor...?

1406

Can we indroduce the principle of single phase induction mator to Transformer? i.e. by Producing rotating flux in the transformer.

1808

i applied for c licence with my one year apperents trainee and i have attaced with A grade contractor company experiance that is for 14 monts experiance this document is sufeicant for c licence? pls tell why they rejected

1686