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what is the difference between earthing and unearth
what is tri state logic gate
Whether the vacuum contactor requires Short circuit protection?If No,why?
What is the purpose of stablization resistor in high impedance bus bar protection
what are the advantages and disadvantages of speed control of 3 phase induction motor by varying frequency explain with drawing
how to determine the cable size...pls explain me with the formula taking particular load....does the factors like impedance & short circuit rating influence the cable size, if so how....
what is earth-fault?when it occurs? to check where it occurs what type of test should we do?
What do you understand by external characteristics of a d.c. Generator?
Define de-sensitivity?
full form of electrical?
can we start slipring motor on star delta like we start induction motor ? if yes where will we connect ?
what happend to DC shunt motor if its field winding insulation becomes slightly weak? will that motor can run on full load or not explain in detail. thanks
what is difference between 9kv 5ka surge arrester and 9kv 10ka surge arrester.
what is the difference between switch yard to residential area.and how much required it.
what will be the min and max voltage flow from neutral to earth?
