Answer Posted / gilbert

The automatic voltage regulator is automatically maintain a
constant voltage level.
The main working of AVR depends upon the laws of
electromechanical physics.It is consist of many passive and
active electrical components like adapters,capacitors,
diodes and thermostats.

What is the general system requirement of alternator?

1800

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what is power factor ? how we can calculate the low power factor and amount of capacitor for improve that low factor ?

1563

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can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?

1406

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Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..

2066

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what is the effect of change in supply frequency on load angle of synchronous motor,all other parameters remaining same?

2298

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List the power rating of any 5 important electrical appliances used in houses.

1985

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1250

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1477

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1741

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2194

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1707

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Describe the control mechanism of missile launcher???

1910

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please send me latest & previous years question papers for IOCL Technical level questions

1829

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What is the ratio of true power to apparent power in an ac circuit?

1088

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2236

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