Equations - P2 Flashcards by Mrs Suter

Q

Pressure =

A

= Force / Area

P = F / A

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Q

Moment of a force =

A

= Force x distance

M = F d

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Q

Wave Speed =

A

= Frequency x Wavelength

v = f λ

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Q

Resultant Force =

A

= mass x acceleration

F = m a

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Q

Acceleration =

A

= Change in velocity / time taken

a = Δv / t

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Q

What are the units for acceleration?

A

Metres / Second²

m/s²

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Q

What are the units for moments?

A

Newton metres (Nm)

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Q

What are the units for a force?

A

Newtons (N)

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Q

What are the units for pressure?

A

Newtons / metre²

(N/m²)

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Q

What are the units for wave speed?

A

Metres / Second

m/s

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Q

Speed =

A

Distance / Time

v = s / t

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Q

What are the units for speed?

A

Metres / Second

m/s

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Q

What are the units for mass?

A

Kilograms

(Kg)

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Q

What are the units for wavelength?

A

Metres

(m)

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Q

What are the units for frequency?

A

Hertz

(Hz)

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Q

What are the units for distance?

A

Metres

(m)