Electric Power Flashcards by joan kuadli

Q

Unit of electric power?

A

Watts (W)

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Q

How many watts for appliances at home?

A

500-1500 w

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Q

How many watts the light bulb will be needing?

A

30-150 W

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Q

In x-ray imaging system how many watts?

A

20-150 KW

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Q

Formula

A

P=I(IR) or P=I^2R

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