Answer / marques, joão

The heating time constant is the time required for a
electric motor to attain 63.2% of it's final temperature
for a fixed power input.

Answer / shyams

It is the time required for the electric motor to attain 63.2% of the maximum temperature reached by that electric motor

Answer / adeel

It is the time required for the homogeneous thermal model of an electric motor to attain 63.2% of the steady state temperature for a fixed input and fixed load torque.

Is there any problem if i connect APFC panel in generator circuit

2 Answers  

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what is the difference between b c d curves on mcb

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If current and resistance in a circuit is increased by 20%, what will happen to its voltage drop??

4 Answers  

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In simply words(not explain any formula )what do you mean by power factor.?

5 Answers   DRDO,

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Formula to calculate amps rating when we are having only the width & thickness of the coppper ?

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why transformer rating is expressed in kva.

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why usa use 60hz and 110v?

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what is the relation between Sq mm of wire and its current carrying capacity?

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How to run 1ph motor(230 VOLTS its full load amps is 4.5 ampa))with 480 volts main(we didn hav neutral)Thn we go for step down transformer.Our load 10 amps,so we conisder this amps in primary are secondary side

1 Answers  

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