Answer Posted / electrobees

http://www.electrobees.com/2017/05/bldc-secret-of-superfan.html

We normally make oil soak pits under Transformers. Oil from soak pit goes to collection pit. We provide granules/pebbles under transformers. My question is weather granules/ pebbles to be filled in soak pit or not? if yes upto what level?

10371

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please tell me when we start motor without load in star or delta connection whose current above condition,pl write formula

2236

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1. The DC generaror,s induced output emf is connected with a DC motor(as load). when increasing the load of the motor by using brake drum or any way. what are the parameters will changes in both motor and generator(voltage, current, resistance, frequency, speed, torque, power, flux etc...) 2. Similarly for AC generator and AC motor 3. similarly if using DC batteries instead of DC generator, What happens?

2233

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What is line resistance of cable & how it can be measured ?

1436

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What is contract demand in solar system?

1646

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Define thermal resistance in the context of power amplifier.

1073

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Is it required to lay 2 runs of GI wires along with armoured cables from one power DB to another Power DB?

1886

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Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise carrying amps rating.Please give the solution with a good example.

1806

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how many parameters can integrate with fire alarm basically ?

1908

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What is a compensator?

1017

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating

2357

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How to select a transformer group to connect a 0,433 KV generation with 33 KV grid in bi directional flow of current

1494

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How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).

2118

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where reactive power is used

1995

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Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

2087

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