60 results for "circle".

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Last modified 19/08/2019 11:35
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Equivalent forcecouple system
Replace three tangential forces with an equivalent forcecouple system acting at the center of a circle.
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Last modified 30/07/2019 04:40
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Stage 2

Moment of inertia: semicircle and hole
Find moment of inertia of a shape which requires the use of the parallel axis theorem for a semicircle.
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Last modified 30/07/2019 04:33
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Applied modulo arithmetic: degrees around a circle
Applied questions that could be done with modulo arithmetic.
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Last modified 11/07/2019 02:13
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Last modified 11/07/2019 02:10
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Pythagorean Identity: find cos given sin
Use $\cos^2\theta+\sin^2\theta=1$ and/or an understanding on the unit circle definitions to determine $\cos\theta$ given $\sin\theta$ and the quadrant theta is in.
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Last modified 11/07/2019 02:07
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Pythagorean Identity: find sin given cos
Use $\cos^2\theta+\sin^2\theta=1$ and/or an understanding on the unit circle definitions to determine $\sin\theta$ given $\cos\theta$ and the quadrant theta is in.
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Last modified 11/07/2019 02:07
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Last modified 11/07/2019 01:34
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Graphing: circles  simple recognition of radius and centre
Recognising that $(xa)^2+(yb)^2=r^2$ is a circle of radius $r$ with centre $(a,b)$
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Last modified 11/07/2019 00:13
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Last modified 11/07/2019 00:12
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