Answer Posted / sajal keshri

if more capacitors are added with existing system then the leading power factor converted into lagging and cause for penalty in electricity bills,,,

What are test signals and their significance?

1171

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what is servo motor & how does it work.

2005

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In CTs tan delta point should be earthed , what is the reason behind it?

3080

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When color of silica gel will gets change from blue to pink from Top to bottom?

1644

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Explain (in simple ) - root mean square. whats its role in electrical fundamandal.where its used

2455

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what are the condition that makes hooter blow?

2507

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what is automatic voltage regulator?we can control the vlotage by using fuzzy controller in matlab?why we go for fuzzy?

2001

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What is Anemometer used to measure?

1173

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How does a battary stores charge in it? please explain in simple manner and in detail.thanks

2035

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how do you test tachos and servos

2175

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what is dc mator?types of dc motor?losses in dc motor?what is the mechanical,electrical and commercial efficiency of a dc motor?

2117

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model question paper for supervisor trainee

2089

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Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............

1866

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What shall be the secondary output voltage if the primary winding of a 220/6V, 50 Hz transformer is energized by an 110V, 60 Hz supply?

1426

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what is a pulse transformer? how rise time of pulse changes when ever the voltage changes?

1997

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