Answer / sneha

1.ACCORDING TO VOLTAGE
1)STEP UP TRANSFORMER
2)STEP DOWN TRANSFORMER
2.ACCORDING TO CORE
1)CORE TYPE
2)SHELL TYPE
3.ACCORDING TO CONNECTION
1)SERIES
2)PARALLEL

What is the most important precaution in any experiment with d.c. Shunt motor?

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when ac current flows thru d coil of a contactr,it energizes,magnetic field attracts d contact of the coil...nw wont dt ac current in d contct induce current back on to d coil thru mutual inductance leading to high currnt in d coil

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I had applied for JE in PSEB, Can you pls send me the Question bank for related to my field

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A 6-pole, 50 Hz, 3-phase synchronous motor and on 8-pole, 50 Hz, 3-phase slip-ring induction motor are mechanically coupled and operate on the same 3-phase, 50 Hz supply. If they are left open-circuited, then the frequency of the voltage produced across any two slip rings would be

2 Answers   L&T,

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1.what is the difference between ct and cvt? 2.what is the difference between pt and cvt? 3.what is the difference between relays and circuit breakers?

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Define peak overshoot.

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what is megar testing

4 Answers   NASA,

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How to check the thermocouple is correctly connected to cable for K type? (i,e positive pole is connected to non magnetic conductor and negative pole is connected to magnetic conductor)

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what is the meaning of TRF

1 Answers   Khidmah,

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How PADO software increase the efficiency of power plant?

0 Answers   Avalon, SVS,

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We all have seen transmission and Distribution lines In transmission lines the voltage is high and current is low(to reduce I^2r loss) and in distribution lines voltage is low but current is high however the size of transmission wires is bigger than that of distribution wires even though the amount of current carried by the distribution lines is more than that of transmission lines why?

4 Answers  

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what is the simple meaning of harmonics?

4 Answers  

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