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| θ (radians) = l/r (l = arc length) |
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= Δθ/Δt found using right hand rule = 2∏rf or 2∏r/T |
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α (angular acceleration) atan (tangential acceleration) aR (centripetal acceleration) [image] |
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α = Δω/Δt atan = rα aR = ω2r = v2/r |
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f = ω/2Π measured in hertz (Hz) 1 Hz = 1 s-1 cycles completed or revolutions per second |
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Period T (2) Period of simple pendulum Period of spring Orbital Period |
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time one revolution takes, time required to complete one cycle T = 1/f T = 2∏√(l/g) (l=lenth of string) T = 2∏√(m/k) T = 2∏√(r3/Gm) |
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| Angular Kinematic Equations (4) |
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