Answer / rajkumar

Exitation is an external voltage applying to motor by dc
shunt motor.

Answer / khader shah

Exitation is applying an external voltage to DC shunt coil
in DC motors

how many types of dc batteries standards are present?

2 Answers  

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why HV test for cables?.why 0.7times?

1 Answers   Bosch, Prince Food Products,

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what is the benefit of floating our DC source? if i have two floating DC source of which 1 has a ref voltage of -21VDC and the other of -18VDC. can it be connected in parallel to share a common ref voltage? if not, how do i make both sources to be of common ref voltage? tks

0 Answers  

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why should be the frequency is 50 hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50

3 Answers  

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WHAT ARE THE SITE TEST APPLIED ON A SURGE ARRESTORS? DO MEGGER TEST APPLIED ON SURGE ARRESTOR? IF YES THEN WHAT ARE THE ACCEPTED IR VALUE REQUIRED FOR SURGE ARRESTORS FOR VOLTAGE LEVEL 11KV, 33KV, 66KV 132KV, 220KV AND 400KV?

5 Answers  

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inductance and capacitance may result in periodic reversals of the direction of energy flow,how???

1 Answers  

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Why Delta Star Transformers are used for Lighting Loads.

6 Answers  

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how determine base of given number like 302/20=12.1

2 Answers  

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What is meant by H.R.C fuse?

40 Answers   Gas Projects, GSCE, Taj Group,

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WHY IN AC DRIVES,INPUT PHASE CURRENT SHOW UNBALANCE?

0 Answers   Adhunik,

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what is the difference between "Rotary bypass isolation switch and Normal bypass switch" pls share indepth techs?

0 Answers  

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can we load Power capicitors on DG sets?

14 Answers   Neptune, Nimbus, Westin,

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