Answer Posted / ramamurthy

20 of them
4 groups of lamps in series, with each group having 5 lamps
in parallel

What are the main significances of root locus?

1209

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Why earthing is necessary for any equipment?

1697

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i need the curve duty cycle and amper for (150 kva @50% dyty cycle) transformer turn ratio :19 and vin 400

2110

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we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan

1655

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If the Brush of DC motor is shifted by 90 deg, then what happens to voltage and torque? Both voltage and torque are zero. how to justify the answer?

1427

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in 6.6 kv vaccum circuit breaker vaccum bottole vaccum capacity ????

1981

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Explain what is use of lockout relay in ht voltage?

1063

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why you don not show protection and type of isolation in key single line diagram?

1958

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ACCORDING TO IEC WHAT SHOULD BE THE MINIMUM HEIGHT OF G.I. STRUCTURE OF CT, PT, ISOLATOR, LA?

2176

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Good day everyone,currently in our premise we using 30kw slip ring motor with resistance bank which we use as forward and reverse at conveyor bar handling. So,my question is how do we calculate the resistance bank which is suit the motor. Kindly,assist me... thank you

1695

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a 100mva,400/200v transformer has leakage impdce of 10% draws a steady state line currentof---------------

1893

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what is EIB lighting control system? what is the advantages of this system?

3865

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briefly explain principle of resistance welding

1839

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Is there a diode made that works with AC 120 volt 20 amp? If so can it completely stop all current flow in 1 direction at all times?

6687

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how to decide choke rating for drive?

2290

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