why dc is used in control circuit for mv & hv switchgear instead of ac
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what is through fault?
how moving coil indicator works?
how to calculate the slowness and fastness of energy meter if we have different kw load for example (0.746 kw and meter rev constant 400 and we calculate the 2 rev in 30 sec) please explain the formula thanks
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Give idea about General Engineering. From which book i can study this topic. Pl. reply me via email. My email is ravi@bhelhwr.co.in, also give the name of book/website, from where i can prepare it.
In sub-station how to find multifactor of panel?
what is emitter follower configuration? and what are it's features?
How to use earthing on shipments.
How to identify the whether its an isolator or Breaker in MDB
Kindly give the brief explanations for checking 12.5 kvar 440V, 25 KVAR 440V, 12.5KVAR 690V, 25 KVAR 690V capacitors microfarad values. what is the microfarad values for the above four type of capacitors, and give the formula explanations briefly. I know F-50HZ, voltage, and capacitor.
what is the instataneous value of voltage in a 3-phase balanced star connected circuit?
What is stub protection is all about?
1)Explain why the cradle guard is used on railway crossing in overhead line construction?
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