FormulaSheet1

FormulaSheet1 - 1 if F = 0 then v = const 2 F = m a 3 action-reaction Free-body diagrams ma = mg sin N = mg cos N is normal force m 2 a = m 2 g −

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Measurements and Units SI Prefixes: Mega M 10 6 Kilo K 10 3 centi c 10 -2 milli m 10 -3 micro µ 10 -6 nano n 10 -9 pico p 10 -12 ~ " 10 7 s/yr 1 mi hr × 1 hr 3600 s × 5280 ft mi × 12" ft × 2.54 cm " × 1m 100 cm = 0.447 m s 1-D Motion v = dx dt ; a = dv dt Uniform acceleration x = x 0 + v 0 t + 1 2 at 2 v = v 0 + at v 2 = v 0 2 + 2 a ( x x 0 ) v av = v f v 0 v = d x dt ; a = d v dt v x = v cos( θ ) v y = v sin( ) v = v x 2 + v y 2 x = x 0 + v 0 x t + 1 2 a x t 2 v x = v 0 x + a x t v x 2 = v 0 x 2 + 2 a x ( x x 0 ) same for y ,z v x = v 1 x + v 2 x v Y = v 1 y + v 2 y Newton’s Laws
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Unformatted text preview: 1) if F = 0 then v = const 2) F = m a 3) action-reaction Free-body diagrams ma = mg sin N = mg cos N is normal force m 2 a = m 2 g − T m 1 a = T − m 1 g...
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This note was uploaded on 03/27/2008 for the course PHYS 201 taught by Professor Walker during the Fall '08 term at Wisconsin.

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