equations
5.0(2)
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Last updated 12:00 PM on 11/14/22
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23 Terms
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Weight (w)
Mass x gravitational field strength (m g)
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Work done (W)
force (F) x distance (along the line of action of the force)
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Force applied to a spring (F)
Spring constant x extension (k e)
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moment of a force (M)
Force x distance (normal to the direction of the force) (F d)
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Pressure (P)
force normal to a surface (F) divided by the area of that surface (a)
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Distance travelled (S)
Speed (v) x time (t)
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acceleration (a)
change in velocity (Δ v)/time taken (t)
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resultant force (F)
mass (m) x acceleration (a)
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momentum (p)
mass (m) x velocity (v)
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Kinetic energy (E,K)
0.5 (1/2) x mass (m)x speed2 (v2)
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gravitational potential energy (Ep)
mass (m) x gravitational field strength (g) x height (h)
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power (P) (1)
energy (E)/time(t)
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power (P) (2)
work done(w)/time(t)
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Efficiency (2)
Useful power output / total power input
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Efficiency (1)
Useful output energy transfer / total input energy transfer
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wave speed (v)
frequency (f) x wavelength (λ)
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charge flow (Q)
Current (I) x time (t)
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Potential difference(v)
current (I)x resistance(R)
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Power (P) (1)
potential difference (V) x current (I)
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Power (P) (2)
current2 (I2)x resistance(R)
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energy transferred (E) (1)
Power (P) x time (t)
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Energy transferred (E) (2)
charge flow (Q) x potential difference (V)
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Density (p)
mass (m) / volume (v)
