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General IGCSE Physics 2 > Equations (Ben) > Flashcards

Equations (Ben) Flashcards

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1
Q

weight

A

mass x gravitational field strength

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2
Q

distance travelled

A

speed x time taken

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3
Q

force

A

mass x acceleration

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4
Q

momentum

A

mass x velocity

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5
Q

moment

A

force x perpendicular distance from pivot

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6
Q

orbital speed

A

Time taken to complete one period

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7
Q

electrical power

A

current x voltage

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8
Q

energy transferred

A

power x time

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9
Q

voltage

A

current x resistance

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10
Q

wave speed

A

frequency x wavelength

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11
Q

angle of incidence

A

angle of reflection

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12
Q

refractive index, n

A

sin r

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13
Q

refractive, n

A

sin c

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14
Q

efficiency

A 
total energy input to the system
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15
Q

work, W

A

force, F x distance, d

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16
Q

GPE

A

mass, m x gravitational field strength, g x height, h

17
Q

KE

A

0.5 x mass x speed^2

18
Q

power, P

A

time taken, t

19
Q

density

A

volume, v

20
Q

pressure, p

A

area, A

21
Q

pressure difference in a liquid, p (in Pa)

A

height (in metres), h x density (kg/m^3) x gravitational field strength (N/kg), g

22
Q

volume1, v x pressure1, p

A

volume2, v x pressure2, p

23
Q

temperature1, t

A

temperature2, t

24
Q

output (secondary) voltage

A

secondary turns

General IGCSE Physics 2 (17 decks)

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