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Physics > Essential Formulas > Flashcards

Essential Formulas Flashcards

1
Q

Acceleration formula

A

acceleration = change in velocity / time taken

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2
Q

Force formula

A

Force = mass x acceleration

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3
Q

Weight formula

A

Weight = mass x gravitational field strength

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4
Q

Momentum formula

A

momentum = mass x velocity

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5
Q

change in gravitational potential energy

A

Change in gravitational potential energy = mass x gravitational field strength x change in vertical height

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6
Q

kinetic energy formula

A

Kinetic energy = 1/2 x mass x (speed)^2

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7
Q

efficient formula

A

efficiency = useful energy transferred/ total energy transferred

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8
Q

wave speed formula

A

wave speed = frequency x wavelength

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9
Q

wave speed

A

wave speed = distance / time

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10
Q

work done formula

A

work done = force x distance moved in the direction of force

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11
Q

energy transferred formula

A

energy transferred = charge x potential difference

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12
Q

charge formula

A

charge = current x time

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13
Q

potential difference formula

A

potential difference = current x resistance

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14
Q

power formula

A

power = energy transferred / time taken

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15
Q

electrical power formula

A

electrical power = current x potential difference

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16
Q

electrical power formula

A

electrical power = current^2 x resistance

17
Q

density formula

A

density = mass / volume

18
Q

force exerted on a spring formula

A

force exerted on a spring = spring constant x extension

19
Q

formula with final velocity, initial velocity, acceleration, distance

A

final velocity^2 - initial velocity^2 = 2 x acceleration x distance

20
Q

force formula with momentum

A

force = change in momentum / time

21
Q

energy transferred formula with current, potential difference and time

A

energy transferred = current x potential difference x time

22
Q

force on a conductor at right angles to a magnetic field carrying a current formula

A

force on a conductor at right angles to a magnetic field carrying a current = magnetic flux density x current x length

Physics (7 decks)

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