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Kinematics (Representing Motion (Physical Quantities (Displacement…
Kinematics
Representing Motion
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Graphical
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information from graph
- coordinates
- gradient
- area under graph
1-D Kinematics
Conditions:
- constant acceleration
- 1-D problem
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2-D Kinematics
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To solve
- convert 2-D problem into two 1-D problems by resolving along two perpendicular axes.
(e.g. horizontal and vertical axes)
- write down suva for each axis and t
- Solve for unknowns
- If determining launch / impact velocity
a. determine magnitude using pythagoras theorem
b. draw diagram with angle and find using TOA