A system having the charactristic eqation (s+1)(s+2)(s-3)=0 is (a)stable (b)unstable (c)marginally stable (d)critically stale

1 Answers  

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why the single phse machine can not run by the three phase supply.

2 Answers  

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can i connect the two phases of scott connected transformer,if not why?

0 Answers  

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In HI POT test what is reason for applying the AC VOLTS and DC VOLTS in different applications what is the nessesity for this ?

0 Answers  

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A 40 kva transformer has a core loss of 400W and a full load copper loss of 800W. What is The proportion of full load at maxmimum efficiency?

1 Answers  

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I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?

1 Answers  

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Transformer TTR test procedure

2 Answers   Descon,

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the rating of fuse wire i always expressed in what?

3 Answers  

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What are the various types of rotor used in the alternators?

0 Answers  

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why there is spacing between two rails in railway?

3 Answers   DS Group, RRB,

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why we generally use 3.5 core cable or in other word 1/2 core for neutral and also confirm me that in balance conditiob(3 phase)current in neutral will zero

7 Answers   HCIL, Jindal, Siemens,

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why in generating station generation voltage is 11 kv

1 Answers   L&T, Usha Martin,

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