Answer / meenakshi

its a device or combination of devices which is mainly
intended for the purpose of making,carrying and breaking of
electric current in a circuit under normal condition or
also under abnormal(faulty)condition.

when we have to use UPF wattmeter and LPF wattmeter? what is the difference between UPF and LPF wattmeter in terms of construction?

0 Answers  

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while starting a liquid starter ,is there any volage drop on water/soda on tank.can we touch the tank on starting?

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How to Convert horsepower to kva? what is the three phase formula? explain me if u can Example..i have 50Hp Moter how can i convert in kva tell me formula three phases Rehan Smileavail@msn.com

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whatis the difference between electrical and electronics?

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why power dissipation is due to low frequency?

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how to calculate Transformer loss?

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What are the properties of a resistor?

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