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Physic Equations > Equations > Flashcards

Equations Flashcards

1
Q

What is the formula for weight?

A

Weight= mass x gravitational field strength

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2
Q

What is the formula for work done?

A

Work done= force x distance

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3
Q

What is the formula for force applied to a spring?

A

Force applied to a spring= spring constant x extension

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4
Q

What is the formula for distance travelled?

A

Distance travelled= speed x time

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5
Q

What is the formula for acceleration?

A

Acceleration = change in velocity/ time taken

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6
Q

What is the formula for resultant force?

A

Resultant force= mass x acceleration

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7
Q

What is the formula for momentum?

A

Momentum= mass x velocity

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8
Q

What is the formula for kinetic energy?

A

Kinetic energy= 0.5 x mass x speed2

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9
Q

What is the formula for gravitational potential energy?

A

Gravitational potential energy = mass x gravitational field strength x height

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10
Q

What 4 formulas for power?

A
  1. Energy transferred/ time
  2. Work done/ time
  3. Potential difference x current
  4. Current2 x resistance
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11
Q

What are the 2 formulas for efficiency?

A
  1. Efficiency = useful output energy transfer/ total input energy transfer
  2. Efficiency = useful power output/ total power input
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12
Q

What is the formula for wave speed?

A

Wave speed= frequency x wavelength

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13
Q

What is the formula for charge flow?

A

Charge flow= current x time

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14
Q

What is the formula for potential difference?

A

Potential difference = current x resistance

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15
Q

What are two formulas for energy transferred ?

A
  1. Energy transferred = power x time

2. Energy transferred = charge flow x potential difference

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16
Q

What is the formula for density?

A

Density = mass/ volume

Physic Equations (1 decks)

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