why we usually call 415 volts instead of 440 volts

3 Answers   S Tech,

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What is the Power factor of DC Power system ?

9 Answers  

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Define the term factor of inertia.

0 Answers  

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ADVANTAGES OF DIGITAL COMMUNICATION OVER ANALOG.?

1 Answers   Google,

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why incomer bay is required before transformer bay if there are more than 1 nos. of transformer bay.

0 Answers  

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What is conventional thermal current (Ith)

0 Answers   Alstom, HPL,

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in case dc we mark as + ve & -ve..but in case a.c. we mark as ph&N...Y LIKE PLZ TELL ME

4 Answers   NPTC, TCS,

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1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to reconfirm its base capacity.

0 Answers  

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Name of Hydrocarbon gases.

1 Answers  

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Dear sir, we are getting voltage fluctuations suddenly for 2 or 3 minutes again it becomes normal. we checked each and every connection some times we are getting 110 volts like that from earth to neutral again it is reducing we are getting supply from 45 kva DG set give earthing properly.

3 Answers   Triveni,

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Differene between KVA and KW.

6 Answers   Bharti,

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AC voltage only create magnetic flux in coils, but in Solenoid coil how 24V DC volt create flux and pick the plunger

5 Answers  

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