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Unformatted text preview: k ≈ 1 . At full load holds: V 1 V 2 = I 2 I 1 =i ω M i ω L 2 + R load ≈ ² L 1 L 2 =N 1 N 2 4.6 Pendulums The oscillation time T = 1 /f , and for different types of pendulums is given by: • Oscillating spring: T = 2 π ³ m/C if the spring force is given by F = C · Δ l . • Physical pendulum: T = 2 π ³ I/ τ with τ the moment of force and I the moment of inertia. • Torsion pendulum: T = 2 π ³ I/ κ with κ = 2 lm π r 4 Δ ϕ the constant of torsion and I the moment of inertia. • Mathematical pendulum: T = 2 π ³ l/g with g the acceleration of gravity and l the length of the pendulum....
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This note was uploaded on 11/16/2010 for the course ENGR 201 taught by Professor Elder during the Spring '10 term at Blinn College.
 Spring '10
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