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ZPhysics second deck > Equations for energy > Flashcards

Equations for energy Flashcards

1
Q

kinetic energy

A

kinetic energy= 1/2 x mass x speed^2

E(little lower–>)K=1/2mv^2

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2
Q

GPE

A

GPE=mass x gravitational field strength x height

E(little lower–>)P=mgh

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3
Q

power

A

power=work done/ time taken

power=energy transferred/time taken

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4
Q

efficiency

A

efficiency=useful energy output/total energy input

efficiency=useful power output/total power input

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ZPhysics second deck (13 decks)

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