Answer / praveen nagar

Coulomb,as quantity refers to the charge flow

In batteries after completion of charging which colour gas is emitted from it?

2 Answers   Essar,

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How we can change the direction of rotation of Induction motor? Prove it using graphical methods.

2 Answers  

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What are the advantage of free wheeling diode in a full wave rectifier?

1 Answers  

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what is difference between single phase and three phase.

2 Answers   Birla,

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iam interesting to design the control panel for 3 phase pump motors by controling single phase switches.iam plan to use fuse,contactor & relay for motor protection .how can i select the voltage & amps rating for fuse,contactor & relay plz guide me .if anybody clarify my doubt means it will more helpful for my future .

1 Answers  

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meaning of two lines in between the transformer single line diagram??

3 Answers  

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What is YNyn Transformer? and what are the other types in this?

3 Answers  

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I have 4 DG set with 1500KVA rating. system breakers are 11KV & alternator are 415 Volts. i want to Know what is max. resistance for body earthing & 415 & 11KV V Neuteal earthing. my fault current is 14 times for 2 sec.

2 Answers  

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any idea abt REVERSE METERING concept.........?

1 Answers  

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what are ABCD curves in MCBs and how we observe that curves?

2 Answers  

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Difference between stepper motor & induction motor.

1 Answers  

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How to work E.L.C.B and how to connect in circuit.

1 Answers  

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