Why red,yellow,green colours lamps are used in the traffic control?

2 Answers   Samtel,

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How LT megger works ?

0 Answers  

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what is the CT & PT. where is it uses.what is the using that plese kindly answer me...?

4 Answers   Cap Gemini, JLL,

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what is ac servomotor??

7 Answers  

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how do i get electrical supervisor certificate in gujrat?

3 Answers   DGVCL Dakshin Gujarat Vij Company, Infosys, ONGC, Orient, Reliance,

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how can calculate resistance box for 15 kw, 6 pole, RV-230, RA-42 motor

0 Answers  

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The ohm is the unit of:(a) Charge(b) Resistance(c) Power(d) Current

2 Answers  

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what ll happen to current if two phases get short circuited

2 Answers   Kirloskar,

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power is the product of voltage and current.so we can measure the value of power just by using ammeter and voltmeter.......then why do we use a wattmeter?

5 Answers  

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In star delta Schematic can we connect OLR in delta circuit

2 Answers   ABB, Lanco,

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a 3 phase motor was running with delta connected, suddenly one phase winding got burnt off, what will be the effect ?

8 Answers   Bhel, RRB, SR,

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how to increase senstivity of ct

0 Answers   NPCIL,

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