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IGCSE Physics (CWS) > IGCSE Equations > Flashcards

IGCSE Equations Flashcards

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1
Q

What equation links the following quantities?

average speed, distance and time

A

speed = distance ÷ time

speed = distance⁄time

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2
Q

What equation links the following quantities?

force, mass and acceleration

A

force = mass x acceleration

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3
Q

What equation links the following quantities?

acceleration, change in velocity and time taken

A

acceleration = change in velocity ÷ time taken

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4
Q

What equation links the following quantities?

momentum, mass and velocity

A

momentum = mass x velocity

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5
Q

What equation links the following quantities?

density, mass and volume

A

density = mass ÷ volume

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6
Q

What equation links the following quantities?

work done, force and distance moved

A

work done = force x distance moved

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7
Q

What equation links the following quantities?

energy transferred and work done

A

energy transferred = work done

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8
Q

What equation links the following quantities?

kinetic energy, mass and speed

A

kinetic energy = 1/2 x mass x speed2

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9
Q

What equation links the following quantities?

gravitational potential energy, mass, g and height

A

gravitational potential energy = mass x g x height

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10
Q

What equation links the following quantities?

weight, mass and gravitational field strength

A

weight = mass x gravitational field strength

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11
Q

What equation links the following quantities?

pressure, force and area

A

pressure = force ÷ area

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12
Q

What equation links the following quantities?

moment, force and perpendicular distance from pivot

A

moment = force x perpendicular distance from pivot

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13
Q

What equation links the following quantities?

charge, current and time

A

charge = current x time

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14
Q

What equation links the following quantities?

voltage, current and resistance

A

voltage = current x resistance

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15
Q

What equation links the following quantities?

wave speed, frequency and wave length

A

wave speed = frequency x wave length

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16
Q

What equation links the following quantities?

primary voltage, secondary voltage, primary turns and secondary turns

A

primary voltage ÷ secondary voltage = primary turns ÷ secondary turns

17
Q

What equation links the following quantities?

refractive index, angle of incidence, angle or refraction

A

n = sin i ÷ sin r

18
Q

What equation links the following quantities?

refractive index and critical angle

A

n = 1 ÷ sin c

19
Q

What equation links the following quantities?

efficiency, useful energy output and total energy input

A

efficiency = useful energy output ÷ total energy input

20
Q

What equation links the following quantities?

pressure difference, height, density and g

A

pressure difference = height x density x g

21
Q

What equation links the following?

input current, input voltage, output current and output voltage

A

input current x input voltage = output current x output voltage

IIVI = IOVO

IGCSE Physics (CWS) (6 decks)

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