ass13 - Practice Problems 13 1. The position of a 33.4 g...

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Practice Problems 13 1 . The position of a 33.4 g oscillating mass is given by: x(t) =(2.40 cm)cos(4.00t -π2.00), where t is in seconds. Determine the amplitude. Answer: 2.40e+00 cm 2 . Determine the period. Answer: 1.57e+00 s 3 . Determine the spring constant. Answer: 5.34e-01 N/m 4 . Determine the phase constant. Answer: -6.28e+00 rad 5 .Determine the initial position. Answer: 2.40e+00 cm 6 . Determine the maximum speed. Answer: 9.60e-02 m/s 7 . Determine the total energy. Answer: 1.54e-04 J 8 . Determine the velocity at t =0.200 s Answer: -6.89e-02 m/s 9 . A 543.0 g mass oscillates with an amplitude of 11.5 cm on a spring whose spring constant is 28.6 N/m. At t =0.00 s the mass is 5.44 cm to the right of the equilibrium position and moving to the right. Determine the period. Answer: 8.66e-01 s 10 . Determine the angular frequency. Answer: 7.26e+00 rad/s
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11 . Determine the phase constant. Use a cosine function to describe the simple harmonic motion.
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This note was uploaded on 12/12/2011 for the course PHYSICS 1D03 taught by Professor N. mckay during the Spring '08 term at McMaster University.

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ass13 - Practice Problems 13 1. The position of a 33.4 g...

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