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If the object-spring system is described by x = (0.315 m) cos (1.60t), find the following....

If the object-spring system is described by x = (0.315 m) cos (1.60t), find the following.

(a) the amplitude, the angular frequency, the frequency, and the period

A=.315 m

w=1.6 rad/s

f=.25 HZ

T=3.9s

(b) the maximum magnitudes of the velocity and the acceleration

vmax=.504 m/s

amax=.8064 m/s^2

(c) the position, velocity, and acceleration when t = 0.250 s

x= ?

v=?

a=?

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