A 0.35−kg mass at the end of a spring oscillates 2.1 times per second with an amplitude of 0.20 m.
A)Determine the magnitude of the velocity when it passes the equilibrium point. Express your answer using two significant figures.
B)Determine the magnitude of the velocity when it is 0.12 m from equilibrium. Express your answer using two significant figures.
C)Determine the total energy of the system. Express your answer using two significant figures.
D)Determine the equation describing the motion of the mass, assuming that at t=0,x was a maximum and that t in seconds.
a)x=(0.20 cm)sin14t
b)x=(0.35 cm)cos14t
c)x=(0.35 cm)sin14t
d)x=(0.20 cm)cos14t
