. The string effcy in AC sys is 80% Then for same power, the string effcy in dc sys is a) less than 80% b) 80% c) more than 80% d) zero

1 Answers   Engineers India Limited,

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1.what is difference between line,neutral and earth 2.IF single phase voltage is 230v ac and what should be the voltage between line to neutral,neutral to earth and earth to line

1 Answers  

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why we used star delta starter for above 5hp motors

2 Answers  

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How frequency meter measuring frequency? What is the principle of frequency meter?

2 Answers  

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If one 10 Hp 3phase induction motor connected in 380volt 50Hz. and again its connected to 380volt 60Hz. howmuch currrent and power take on both time?????

1 Answers  

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what is the path of thunderlightening? once both a buffalo and a person were standing 5m apart but lightening hit and killed buffalo not person?

0 Answers  

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i asked a funny question in Electrical ohms law V=IR in const temp voltage is directly proportional to current Power p=VI cos@ in that formula Voltage is indirectly proportional to current Try to give me the fact what is happening in Electrical.. contact Thanigai_1984@yahoo.co.in

3 Answers  

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What is 100% protection of generator? Why 95% protection is used not 100%?

9 Answers   NTPC,

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how freewheeling diode improves the powerfactor

0 Answers  

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what is differance between PT-100 and thermocouple?

1 Answers  

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Why usually in all electrical equipment taking more current in Y pahse like pumps,compressor,or any other applications

1 Answers  

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why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.

0 Answers  

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