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AS PHYSICS EQUATIONS



Unit 1
Mechanics v = u + at
s = ut + ½at2
Kinematic v2 = u2 + 2as
equations of
motion F = ma
g = F/m
W = mg

W = Fs
Forces
Ek = ½ mv2
Egrav = mgh


Work and energy


Materials F…

Page 2

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AS PHYSICS EQUATIONS

Electrical power, W = VIt
% efficiency = [useful
energy and energy (or power)
efficiency output/total energy
(or power) input] ×
100%

R = l/A


I = Q/t
I = nqvA

Resistivity

Current

Quantum physics
E = hf
Photon Model

Einstein's hf = + ½ mv2
max…

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