posted by Alex .
A 1.55 kg mass attached to a spring oscillates with a period of 0.375 s and an amplitude of 16.5 cm.
Find the total mechanical energy of the system
Find the maximum speed of the mass
ω = 2•π/T
E = m• ω^2•A^2/2 = m• (2•π)^2•A^2/2• T^2