Answer Posted / malik

infinite

Classify driling machines.

1115

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which type of effect of turbine and generator reverse power protection ?

4193

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1961

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which book to refer in electrical engineering for iocl exam & which book for general english.

2242

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how to calculate the step resistance for slipring induction motor,how you deside the no of step for that?

2238

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What is accuracy of a measurement?

1146

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What would be the size of wire used for 2 Ton of window A.C?

1913

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Suppose a 3 phase, 2 pole, 440V induction motor is driving a flywheel of 600mm diameter, 150kg mass. By using v-belt and pulley, the speed is increased to 4500 RPM. What will be the effect on motor current?

1400

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What is cross over distortion? How it can be eliminated?

1290

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we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

2009

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i need to give section engineer (electrical engineer) for RRB. Please suggest some book

1875

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i am an maintenance engineer. one distribution board have 5 feeder. recently its ELR trips frequently, but it take some times after trip( 10min,20min..)but 3 feeder no load. two feeder only loaded. i checked one feeder IR value all values are above 50Mohm.but B phase to Earth is only 9Mohm.any problem about low value

1946

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

2015

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what heppend if we are connected u1-v1-w1 as a star point in the place of u2-v2-w2 in power genration

2231

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can anybody tell me that for p.f. Improvment we use capacitor banks but how to decide its capacitance. As we all know how to calculate kvar but what abt capacitance value

1864

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