A block of mass 0.300 kg is attached to a spring. At x = 0.240 m, its acceleration is ax= -12.0 m/s2 and its velocity is vx=4.00 m/s. What are the system's (a) force constant k and (b) amplitude of motion?
9 N/m; .35 m
15 N/m; .61 m
15 N/m; 1.22 m
9 N/m; .11 m
Master Energy in Simple Harmonic Motion with a bite sized video explanation from Patrick Ford