Edexcel A-level Mathematics 'Mechanics (M2)' Revision

Contains a list of all the formulae you need for the exam, as well as further notes and tips on the Edexcel specification of Mechanics 2 (M2).

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Mechanics 2
Formulae
Kinematics =
= +
1
= + 2 2
1
= - 2 2
1
= 2 ( + )
2 = 2 + 2
=
2
= =
2
=
=
Statics =
=
=
Centres of Mass =
=
=
1 +2 +3 1 +2 +3
3
, 3
; uniform triangular lamina
2 sin()
; uniform circular sector lamina
3
sin()
; uniform circular sector arc
1
Dynamics = 2
2
1
= ( 2 - 2 )
2
=

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Collisions =
= - = ×
1 1 + 2 2 = 1 1 + 2 2
-
= = 2 1
1 -2…read more

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Notes Tips
Kinematics = Know to use when there is no acceleration
= + Know to use when there is constant acceleration
1
= + 2 2 Know when to split into the horizontal component
1 and the vertical component
= - 2
2
1
= 2 ( + )
2 = 2 + 2
=
2
= =
2
=
=
Statics = Know when to resolve in the anticlockwise direction
= and the clockwise direction
= Know when to resolve in the upwards…read more

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Know that if a lamina rests in equilibrium on a rough
inclined plane then the line of action of the weight of
the lamina must pass through the side of the lamina
AB which is in contact with the plane
1
Dynamics = 2
2
1
= ( 2 - 2 )
2
=
= -
=
=
=
=
=
=
=
Collisions =
= - = ×
1 1 + 2 2 = 1 1 + 2 2
-
= = 2 1…read more

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