Answer / manik chatterjee

In single the power factor is important because,during
starting havy curent need so if power factors improved then
more current lead then voltage so the starting will be
smooth and less power will consume.

What are the types of earthing? Explain dagramatically.

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What is thermal overload relay

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how many parameters can integrate with fire alarm basically ?

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why, when birds sit on transmission lines or current wires doesn't get shock?

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While performing load test on DC SERIES MOTOR, does the voltage decrease slightly. Why?

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how can i determine the gear ratio for a rack and pinion system if an electronic gate operated by an electric motor is to travel a distance of 5meters in 15 seconds.

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