Answer Posted / raghu h r

Its and (a) arc welding

What is the polarization index value ? (Pi value)and simple definition of polarization index ?

1141

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why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.

1939

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pls,send the previous year written test questions.

1876

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

1901

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What is power distribution criteria for converting single phase unbalanced residential load to 3 phase star connected balance system. Does total KW converted to 3 Phase. Means Divided by root 3.

2264

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A 7 storey building has a floor area of 35,000sq.ft on each storey. On the ground floor 11KV electrical sub-station is to be erected. A load of 3kw for every 400sq.ft (p.f is 0.8) is proposed for each floor. fire pump 7.5hp, water pump 5hp, lift 2 nos, each 10hp and 20shop load of each shop is 5kw. calculate a. load each floor b. total load of building c. L.T feeders for aech floor and from transformer to main. d. distribution diagram e. capacity of sub-station/capacitor bank f. line diagram

2769

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What is BusBar integrity test and how it is conducted?

2156

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In hydel power plants, L.A's, S.C's are placed inside the control panel boards. what is the purpose? [already the total body was earthed to ground.]

1935

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if we give 60 hz single phase supply to the transformer used in europe , than what will happen

1887

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Why does the adjacent zone of protection overlap?

1073

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why and where we use early make & late break contacts in protection?

8248

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why the protection turbo generators is most complex?

1975

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

1877

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what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator

1986

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why capacitive load is not used in routine life????any reason is there ??????

1665

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