whit is 33kv power 300*300 cable full current with formula
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Which types of following motors are most efficient?
1)Why potential transformer primary site grounded? 2)can be loop between neutral & body for grounding? 3)What is the difference between ELCB &RCCB? 4)Why we use iron core in transformer insted of wooden core? 5)what is the principle of excitation? 6)Why we test the core balance test for transformer? 7)what is creepage?What is the creepage length for insulators at different voltages? 8)How much type of relays used for differential protection of generator,transformer & busbar protection?
can a rotating machine give the DC output without commutator? if yes, how? if no, why?
Why carbon brushes are used in motors?
Is single load(eg: three phase motor) having all the components like positive,negative,zero sequence components during fault condition?
sir, plz tell me how much kvar capacitor required for 1000 amp or 500 Kw load ? what is the formula ?
Why do u join toreent power ?
If current flows through conductor it produce magnetic field only.but if current flows through vaccum both magnetic & electrical field produce why ?
How to calculate ht side cable of 630 kva oil cooled outdoor transformer?
i have old tape recorder speakers(analog).nw i want to use it for my computer system.can i use it to my computer systeno m by using digital to analog converter??? what changes should i do in the system????
In a simple spur gear train, gears with 24, 48, 32, 72 and 96 teeth are in sequence. The gear with 24 teeth runs at 900 rpm. The speed in rpm of gear with 72 teeth is
What are the protections for HT Motors?
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