Answer / thowsif_emerson

An electrical ballast (sometimes called control gear) is a
device intended to limit the amount of current in an
electric circuit.

Application wise, where we should use AC motors and where we should DC motors?

1 Answers   Nespak,

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what is the function of fire alarm system?

5 Answers  

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WHY MOSTLY Rph IS USED FOR CONTROL CIRCUITS AUX. SUPPLY ?

0 Answers   UltraTech,

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How do we calculate transformer oil in liter from the rating of the transformer.

0 Answers   BARC,

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How to earth the star delta connected transformers?

1 Answers   UPPCL,

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What is Primary and Secondary Injection Test of CT and Relay.

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What are the protections to be used for Generator?

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Any formula to calculate neutral current in 3 phase 4 wire system

1 Answers  

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my name is venkat .i have good percentage in my academics(ssc 86, intermediate 83 b.tech 73) my question 1..after completion of my ssc i joined in bpc but i didnt got rank in emcet so i completed MPC in one year compartmentally ..so here what am expect question from this background?

0 Answers  

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what is the meaning of osr in transformer.

0 Answers  

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What are Contactors? How they works and what its highest rating?

0 Answers  

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What is actual name of Transformer oil.

6 Answers  

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