If the Brush of DC motor is shifted by 90 deg, then what happens to voltage and torque? Both voltage and torque are zero. how to justify the answer?

0 Answers  

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mccb service sittings be done?

0 Answers  

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does magnetic interlocking take place in an induction motor ?

2 Answers  

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Why relay connected R phase and B phase.?

1 Answers  

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what is relay

15 Answers   HPCL, IOCL,

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why the secondary current transformer cannot left open

1 Answers  

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Meaning of ingrace protection for motor.for ex IPXY

0 Answers   BARC,

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what is the bus bar size of 2700 amp ACB breaker ? and what is the cable size ?pls detailed answer ?

3 Answers  

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how to determine Sq.mm size of finolex power cables.

0 Answers   Finolex,

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where we sense the fault from the transmission lines?any operation example for distance relay?rear panel connection for this relay?

1 Answers  

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SSC JE ELECT.

1 Answers   CPWD, SSC,

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when we start the tube light, then it takes initially 1100 volt, after glow it takes 120 volt?(when we give 220 volt a.c.)

3 Answers  

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