. 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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Can anybody tell me the Electrical IS rules website?

1 Answers  

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what is mean by potential and potential free contacts

2 Answers  

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What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..

0 Answers   ABB,

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How equivalent impedance is calculated in thevenin theorem?

0 Answers  

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Sir,I have finished my B.E in the Stream of EEE.How Can I get C license for Electrical???Please Tell me the way...My mail ID is praba1003105@gmail.com Cell:7402474123

1 Answers  

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In all the generators, the excitation supply is DC. What is the significance of DC excitation? What will happen if AC supply is given as excitation supply?

8 Answers  

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what is the difference b/w winding insulation class and winding temperature class?

6 Answers   Bhel, NDPL, NTPC,

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can we identify the direction of power flow in transmission line by after only looking the tower

7 Answers   TNEB Tamil Nadu Electricity Board,

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What do you mean by turns ratio of instrument transformer?

0 Answers  

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What happen if two protection core (3p) of VT in LAVT are 11kv/root3, 110v/root3 and one protection core (3p) is 11kv/root3, 110v/3

1 Answers  

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HOW WE KNOW IN PHYSICALLY THE CONTACT SURFACE OF A VACUUM INTERRUPTER IS GOOD OR GOING TO DAMAGE IN A VCB AFTER ABOVE 500 TIMES OPERATED.

0 Answers   Areva,

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