Answer / guest

without changing in voltage and curent rating
p=q/v
using accruit valu resistance

What is the difference IN MCCB's between thermal magnetic and electronic tripping system ?

0 Answers  

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A 3 phase motor operating off 415V system is developing 20Kw at an efficiency of 0.77 and power factor of 0.73. determine:- a)the line current. b)the phase current if winding are delta connected. c)the phase voltage if winding are star connected.

1 Answers  

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what are the ''pitting rings''and how cn they be controlled in a series generator

0 Answers  

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How do you select a cable size(Cu&Al) for a particular load

10 Answers   Adhunik, BPCL Bharat Petroleum, Hiecon, TATA,

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what is the form factor of DC?

6 Answers  

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Define thermal resistance in the context of power amplifier.

0 Answers  

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what principle the cabel TV channels are transmitted? will you be able to check the power at the connector behind your TV with a tester?If yes what is the supply level?

1 Answers  

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What does the a,b,c of 95a,95b,95c relays denotes?

0 Answers   KSEB,

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How to know the back up time for a 5KVA UPS which is connected to 15 nos. of computers? Is there any formula for this? pls. tell me.

1 Answers   HAL,

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What is the type of feedback used in an op- amp schmitt trigger?

0 Answers  

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why transformer does not obey ohms low?

3 Answers   AITM,

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Form fator is the ratio of?

5 Answers  

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