how fan speed decrease or increase by using regulator? thank you

3 Answers  

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circuit diagram of trip circuit supervision relay

0 Answers  

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CALCULATE THE TOTAL VOLTAGE DROP AND SELECT THE CABLE SIZE IN MM-SQARE FOR A PANEL-262KW AT 110 METER FROM THE SOURCE SUPPLY , SUPPLY VOLTAGE 240/415

0 Answers   DEWA, Growth,

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Why the Petrol Guns in the Petrol bunk are earthed?

3 Answers   ITC Infotech,

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374kvar capacitor bank connected across 600kw,6.6kv motor.what will happen if motor run at 50% , whether full kvar applied or half?

1 Answers   NTPC,

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Why capacitor bank is not neccessery to switch on,pls answ me with formula

2 Answers  

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A circuit breaker on detecting fault will a. Open b. Close c. Open and trigger the alarm

2 Answers  

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in india why 50 hz and 220 volt taken as standard rating for equipments whereas in US 100hz and 110v is consided as standard rating.is this method save power.

5 Answers   Wipro,

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Why generator field rheostat is set to maximum position and motor field rheostat is set to minimum?

5 Answers   Bhel, College School Exams Tests, TCS, Texas,

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Car battery + terminal allways biger than - terminal! Why?

2 Answers  

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We have a 1275KVA existing Transformer in a power plant project. Customer want to get it test & confirm whether it is a Dyn1 Transformer or not. Pleae let me know how to test it.

1 Answers   Allied Group,

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Explen all type electrical protection ? like O/C,E/F,NPS,VOLTAGE UN BLANCE,CURRENT UN BALANCE,NAGETIVE PHASE SEQ,AND ETC...............electrical Protection

6 Answers   Reliance,

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