Answer Posted / aboli

I think impure water or ice being good conductor of
electricity,due to ice coating the insulator may get
directly short ckted.this could be called as puncturing of
insulator by ice coating.

In cable sizing calculation (determining the max route length of cable) why we choose the shortest length between cable length of full load current Iflc & starting current Istart?

3367

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

2031

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what is meant by moulded case circuit breaker ?

2225

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Briefly define and explain the following different types of Pulse Amplitude Modulation (PAM) with some examples. i) 2-PAM ii) 4-PAM iii) 8-PAM iv) 16-PAM v) Quadrature Amplitude Modulation (QAM)

2201

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How does the phase sequence controller works, how it identifies the phases? confirm working principle

2158

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mccb service sittings be done?

1858

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how is find out kwh step by step

1834

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A well system is when , no. of bus bar is less or more. Tell me the concept of it.

1980

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What are all present producing cost of Per KWH of various Fuel?

2644

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How to calculate capacitor bank size at a load 800kVA.

1775

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Can we transmit digital signal to long distance ?

1997

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Define rise time.

1171

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Working of microwave oven?

2301

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Electrical 'C' license full abbreviation , and full form

1950

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