P1.3~The Usefulness Of Electrical Appliences Flashcards

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1
Q

What is most of the energy which is transferred to home and industry,

A

Electrical energy

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2
Q

What is electrical energy easily transformed into?

A

~heat (thermal) energy
~light energy
~sound energy
~movement (kinetic) energy

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3
Q

What is the power of an appliance measured in?

A

Watts (W) or kilowatts (kW)

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4
Q

What is energy usually measured in?

A

Joules (J)

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