Answer / k.prakashchandra

emf of a single cell is 2V

Answer / trambakb

It is due to the fact that to make a battery work we need
atleast 2 plates viz. +ve and a -ve one.so mostly battery
voltage is in multiple of 2.

why current transformer secondary is short circuited an what will happen if connect very high resistance acrossthe secondary side of current transformer?

1 Answers   NPCIL,

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Is it possible to run HT motor through LT VFD (LT VFD supply given to Transformer LT side and transformer HT side connected to motor)

1 Answers  

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keeping in view of parallel operation which of the 3 phase transformer connection are possible? a)delta-delta to delta-star b) delta-delta to star-delta c) star-star to delta-delta d) delta-star to star-delta

4 Answers   Ecil, Siemens,

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WHAT IS THE REASON,WE USED THREE CORE CABLE INSTEAD OF THREE SINGLE CORE CABLE.

2 Answers  

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Why only mesh earthing is used in G.S.S.?

2 Answers  

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What is the difference between EARTH & NEUTRAL?

13 Answers   L&T,

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why do we connect voltmeter in parallel,why not in series,and why do we connect ammeter in series why not in paprallel...

4 Answers  

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What is trickle charging system?

2 Answers   Absotherm,

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why transformer is rated in kva?

2 Answers  

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Megger type of instrument is used to check??

8 Answers  

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Why Humming noise originated in Starter motor and how it was generated ?

3 Answers  

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The efficiency figures for energy efficient motors (in comparison with standard efficiency motor) can be generally higher by____%.

1 Answers  

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