Answer / souvik roy

Electronics Measurement and Instrumentation by A.K. Shawney
publisher- Dhanpat Rai & Co.

Why a ballast and ignitor is required in MH and other lighting fixtures

2 Answers   Future Group,

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what is the dis-advantage of 3 phase 3 wire energy meter?

1 Answers   Exide, Nelco,

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What is meant by Active and reactive power?

5 Answers   Siemens,

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Is it mandatory statutory requirement of transformer oil filtration annualy despite oil is withstanding required dieelectrical strenth and all others parameters

5 Answers  

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which pole motor is best ?4 pole motor or 6 pole motor,why?

2 Answers  

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1.4 What is meant by CT knee point voltage and how would you determine it

0 Answers  

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what is exact meaning of CT core saturation or simply saturation of core.

1 Answers  

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What is the ideal position cooling fan inside the dc motor?

0 Answers   Kay Bouvet,

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what do u mean by starting torque? how it should be for a good motor? what is the relation between starting torque and power factor? What is the relation between efficiency and starting torque?

2 Answers  

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what will happen if we will not use commutater means if we will give dc to the windings in dc motor

1 Answers  

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What is the formula to calculate the no load current of a single & three phase induction motor

0 Answers   HCL, Nokia,

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how to do 'pole drop test' on AC generator?

1 Answers  

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