Formulas - Co-ordinated - Extended Flashcards by sofia cosgrave

Q

Equation for force

A

Mass ☒ acceleration

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Q

Equation for Power

A

Energy
Time

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Q

Equation for Speed

A

Distance
Time

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Q

Equation for Acceleration

A

Change in velocity
Time

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Q

Equation for Current

A

Charge
Time

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Q

Equation for Resistance

A

Voltage
Current

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Q

Equation for Kinetic energy

A

1/2 ☒ mass ☒ velocity^2

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Q

Equation for Efficiency (%)

A

Useful energy output
Total energy input ☒100

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Q

Equation for work done

A

Force ☒ Distance

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Q

Law of reflection

A

Angle of reflection = Angle of incidence

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Q

Equation for Density

A

Mass
Volume

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Q

Equation for weight

A

Mass ☒ Gravitational field strength

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Q

Transformers Equation

A

Vp Np
=
Vs Ns

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Q

Equation for Energy

A

Current ☒ voltage ☒ time

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Q

Equation for Force (Hooks Law)

A

spring constant ☒ extension

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Q

Equation for pressure

A

Force
Area

Q

Total resistance in series circuit

A

R1 + R2+ R3…..

Q

Equation for power (2nd)

A

Current ☒ voltage

Q

Total resistance in parallel circuit

A

1 1 1 1
= + +
Rt R1 R2 R3

Q

Equation for Moment

A

Force ☒ perpendicular distance from pivot

Q

Equation for Wavespeed

A

Frequency ☒ wavelength