In Indian Household, generally we receive 220V AC single phase supply. But AC has 2 phases, +ve & -ve. So in +ve half cycle current is flowing...so what happens in the -ve half cycle?? Please illustrate.

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whow we find out dc motor field aur armature resistance

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What is meant by earthhing of a magnetic flow meter and when to use empty pipe detection?

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what is the other name of dc series motor

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Difference between transmission line and cable?when ever a large water channel has to crossed it is easier to use cable then transmission line why?

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What tests should i carry over on a newly rewinded DC Generator with voltage rating of 38 volts and current rating of 350 amps, to certify that the machine is OK?

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what is differential relay in power transformer??

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Define conversion efficiency of a power amplifier.

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when qty of cable being purchased is not sufficient according to the standard,what should the inspector do to ensure its quality according to the standard?

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Can we use the ceiling fan regulator to run drill machine having 2000 watt power consumption?

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The mechanical angle is electrical angle A always less than B greater than or equal to C equal to D less than or eaual to

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ward lconard control

5 Answers   Bhel,

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