Answer Posted / mahender

if dc motor is shunt type, then it will rotate.But, if it is
separately excited dc motor then, the motor will not rotate
due to quick change in its direction per every cycle.

What will happen if we introduce negative feedback to a control system that uses a positive feedback?

1148

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What is VCB? where it is installed at SP. What is SP?

2244

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PLS SEND THE RRB CHENNAI MODEL QUESTION PAPER my email id is ganesan98655@rediffmail.com

2069

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Explain thin film resistors and wire-wound resistors

1079

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how to CHECK CT AND PT AT THE FAULT OCCUR IN GENERATOR RELAY PANEL .

2328

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What is voltage divider rule?

1241

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what is meant by CT`s saturation ? Can we use Metering CT`s with Protetection CT`s ?

2243

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Which of the following alternatives will be cheaper (1) A 100 h.p AC, 3-phase motor (2) Four motors of 25 h.p each (3) Five motors of 20 h.p each (4) 10 motors of 10 h.p each explain

3098

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Please send 110 kv sb station full single line drawing(sld)

2523

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What is the end effect of linear induction motor ??

2077

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How i can calculate current of cable according to ares?

2047

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-What shall be short circuit current of LV switchgear for a 1000 kva, 11.415kv, 3 phase tranformer with 5% reactance.

2186

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what is the working principle of a DG Set, Alternator, & exiter

10267

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what is the effect of vector group while phase sequence of a generator changes,whether the vector group changes or not

2176

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Sir, I have applied for the of Jr.engineer(Electrical & Electronics) & ASST. LOCO PILOT at ALL RRB BOARDS. please send me all RRB Boards solved papers in the year of 2001 tO till date. i requested send me the papers to my id as soon as possible (jet_0991@yahoo.com). (This is very urgent) Thank You,

1895

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