Answer Posted / sukhvinder

submersible pump is suitable for home use in case of
drinking.

How to do fabrication , busbar and wiring cost for : 1. LT Panels 2. C& R Panel

1903

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1. what is usage for power factor in industries?? 2.why we need to monitor power factor??

8137

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what is the advantages og idmt relay over magnetic relay??

4224

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Give atleast 20 alternating current apparatus and devices.

1765

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How many methods use the load flow solution?

1325

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Explain forward resistance, static resistance and dynamic resistance of a pn junction diode.

1181

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What is CVT and what is relation with wave trap?

2144

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Is there any rule to select the voltage of motor based on KW rating? What is the rating above which lt motor becomes the HT motor?.

1697

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Explain the term parallel path in dc machin ?

2186

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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?

1387

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if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer

1879

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Can we indroduce the principle of single phase induction mator to Transformer? i.e. by Producing rotating flux in the transformer.

2284

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While converting delta into star or star into delta ,the three values of resistances remains unchanged .Find out the value?Let In star R1=x;r2=x;R3=x On converting into delta,R12=x;R23=x;R31=x Find the value of x

1911

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How many double suspension hardware fittings are required on a double circuit transmission tower?

1904

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can anybody send me syllabus of rrb section engg (electrical). and also send previous question pepar...

1976

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