Answer / md ahmeduddin farooqi

A feedback system that consists of a sensing element,
amplifier, and servomotor, used in the automatic control of
a mechanical device.

How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test?

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what is slip ring startor

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why transformer does not obey ohm law?

27 Answers  

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I need to compare the energy consumption of an industrial machine before and after improving. Shall I compare the apparent power or the active power? I know usually factories use compensated capacitors (or other similar components) to compensate the reactive power, so if I use the apparent power, it's not the real power consumed.

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why motor run slow speed in star connection?explain how?

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What happens when the field of an alternator connected to infinite bus is suddenly removed?

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how to select the cables based on amps ratings ? how to calculate the amps and how to select the cable size

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How do you determine the size of transformer radiators in a transformer?

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Please define ampere?

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what is the soft starter principle? how is connection diagram? what is the procedure for checking the connection?

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how to calaculate the amps in transformer ?

2 Answers  

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