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Entertainment & Humor Friction

1.FrictionCause of dry frictionContact between two surfaces.Hence first task in a friction problem is correctidentification of contact surfacesIdentify the surface, the normal…

Documents Calculas Refresher

A Calculus Refresher v1. March 2003 www.mathcentre.ac.uk c 2003 mathcentre Contents Foreword Preliminary work How to use this booklet Reminders Tables of derivatives and…

Documents Trigonometry

1. TRIGONOMETRY SINE &TRIGONOMETRY TRIGONOMETRYCOSINERATIOSIDENTITYRULETRIANGLEAREA 2. A. Trigonometri ratios hypotenuseRight-angle side Right-angle sideS opposite…

Education Wynberg girls high-louise keegan-maths-grade11-trigonometry revision

1. Mathematics Revision Gr 11 Trigonometry 2. Trigonometric Ratios y- axis x- axis P ( x : y ) Ar 3. CAST Diagram A LL C OS S IN T AN 4. Example 1 x Work out sinA, cosA and…

Documents 11: Wave Phenomena 11.5 Polarisation. Polarisation When a charged particle loses energy, a tiny...

Slide 1 11: Wave Phenomena 11.5 Polarisation Slide 2 Polarisation When a charged particle loses energy, a tiny disturbance or ripple in the surrounding electromagnetic field…

Documents 11: Wave Phenomena

11: Wave Phenomena 11: Wave Phenomena 11.5 Polarisation Polarisation When a charged particle loses energy, a tiny disturbance or ripple in the surrounding electromagnetic…

Documents Formulas for Gear Calculation - External Gears

Formulas for gear calculation – external gears Contents: Relationship between the involute elements Determination of base tooth thickness from a known thickness and vice-versa.…