Answer / thowsif_emerson

Electromagnetic induction relays operate on the principle
of induction motor and are widely used for protecting
relaying purpose involving a.c. quantities.

WHAT WILL BE THE SPEED OF MOTOR IF NO.OF POLES ON STATOR ARE NOT EQUAL TO NO. OF POLES ON ROTOR.???

4 Answers  

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conditions for parallel operation of dc generators

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What are the protections used in a HT breaker to protect the HT motors.

2 Answers  

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what are the types of 3-ph. generator protection

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Why there is restriction to generated voltage to certain limit for example (now 18kv) ?

3 Answers   College School Exams Tests,

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I need the recommended size for a 3 phase transformer at 13.8 KV Primary and connected loads of 3000 kVA at 4200 volts and 2375 kVA @ 480 volts AC.

0 Answers   Duke Energy,

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if 2 coil of 1000W connect in series and 200 v is applied across it . then what is the total power of coil when coil have only resistive load .

1 Answers   BSNL,

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We have 90mX100m hangar with 16 no.of supporting pillar. It is required to provide power supply on all pillars. what is suggested earthing scheme for hangars.

0 Answers   HAL,

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explain types of electric welding and its applications

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Why transformer rating in KVA? describe.

5 Answers  

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draw the full wave and half wave circuit of 3 phase system and inverter circuit used in ups 

0 Answers  

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Dear All we are having a problem in G120 BOP showing alarm A0503, F0052, F0060 we can not remove fault alarm ,Please any body help us. kowsar

0 Answers   TCCL,

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