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October 21, 2014

October 21, 2014

Posted by **Ame** on Thursday, December 6, 2012 at 7:13pm.

(a) Find the frequency of motion in hertz.

_______Hz

(b) Find the force constant of the spring.

_______N/m

(c) If the total energy of the oscillating motion is 0.150 J, find the amplitude of the oscillations.

_______m

- Physics -
**drwls**, Thursday, December 6, 2012 at 8:09pm(a) f = 1/T = 2.11 Hz

(b) 2*pi*f = 13.26 radians/s = sqrt(k/m)

m = 0.296 kg

Solve for k

(c) (1/2)kA^2 = 0.150 J

Solve for amplitude A, in meters

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