Answer / patel rakesh i

The meaning of synchronous in 'synchronous machine' is it's
rotor is rotating at constant speed.

Answer / vishal

when there is no slip between rotor speed and speed of
rotating magnetic field. then we call motor as synchronous.
if slip is there then motor is induction type.

Answer / devanshu tiwari

At a constant speed by the supply frequency and the number
of pole

It is being often experienced that due to single phasing fault of any source transmission line of any closed loop synchronized circuit all the power transformers with primary stared trips but the power transformer with primary delta wont, why ?

1 Answers   MSEB,

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what is meant by distance protection ? how distance protection relay function ?

1 Answers   ABB,

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Petroleum jelly is applied to the terminals of the lead acid battery is to prevent?

2 Answers   KSEB,

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some practicle study shows that the reactive power at the receiving end is not equal to the reactive power at the sending end.But according to theory the reactive power is exchanged by different parts of the network – capacitors and reactors permanently, but is never consumed or produced. Then Where that reacrtive power loss occuring?is there any formula to calculate reactive power loss?

3 Answers  

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name the famous power plants present in A.P

1 Answers   Power Grid,

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SAY CORRECT DEFINITION... WHAT IS EDDY CURRENT LOSS? WHAT IS HYSTERESIS LOSS?

4 Answers  

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in fuel level controller what is MOV please define.

2 Answers  

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give me name of current and volatge control device

1 Answers  

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how to calculate the voltage drop in electrical cable while laying cables?

2 Answers  

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What is the maximum allowed kwa through 2.5mm cable. Electric company installed 2 electric meter at my premises . Two jumper wires of 2.5 mm are used to connect . 2 single phase meters with allowable load 6 and 3 kwa. These jumper wires are taken from a 3 phase electric meter. Meters are in open Sun. What max load these wires can take.

0 Answers   KESC,

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what could be the RMS value and average value of a 4 phase sine wave?

0 Answers   BARC,

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what is the difference b/c choke and ballast?

1 Answers  

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