Phys Flashcards

1
Q

Average speed

A

Distance/time

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2
Q

Average velocity

A

Displacement/time

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3
Q

Acceleration

A

Change in velocity/time

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4
Q

Force

A

Mass x acceleration

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5
Q

Weight

A

Mass x 10

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6
Q

Momentum

A

Mass x velocity

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7
Q

Density

A

Mass/volume

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8
Q

Force

A

Constant x extension

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9
Q

Pressure

A

Force/area

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10
Q

Pressure

A

Height x density x 10

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11
Q

Moment

A

Force x distance

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12
Q

Work

A

Force x distance

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13
Q

Power

A

Work/time

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14
Q

Kinetic

A

1/2 x mass x velocity2

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15
Q

Gravitational

A

Mass x 10 x height

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16
Q

Efficiency

A

Output/input

17
Q

Specific heat capacity

A

Energy/mass x change in temp.

18
Q

Latent heat

A

Energy/mass

19
Q

Heat capacity

A

Energy/change in temp.

20
Q

Wave speed

A

Frequency x wavelength

21
Q

Refractive index

A

Speed of light in air/ speed of light in material

22
Q

Refractive index

A

1/sin C

23
Q

Refractive index

A

Sin I/ sin R

24
Q

P1 V1

A

P2 V2

25
Q

Constant

A

Pressure x volume

26
Q

Current

A

Charge/time

27
Q

Voltage

A

Current x resistance

28
Q

Power

A

Current x voltage

29
Q

Power

A

Current2 x resistance

30
Q

Energy transferred

A

Current x voltage x time

31
Q

Resistance in series

A

R1 + R2=Rtotal

32
Q

Resistance in parallel

A

1/R1 + 1/R2 = 1/R total

33
Q

Voltage 2nd coil/voltage 1st coil

A

Turn on 2nd coil/ turn on 1st coil

34
Q

Resultant force

A

Change in momentum/ time

35
Q

Impulse

A

Change in momentum