## Questions 26-27
A 2 kg mass connected to a spring oscillates on a horizontal, frictionless surface with simple harmonic motion of amplitude 0.4 m . The spring constant is 50N/m.
27. The maximum velocity occurs where the
(A) potential energy is a maximum
(B) kinetic energy is a minimum
(C) displacement from equilibrium is equal to the amplitude of 0.4 meter
(D) displacement from equilibrium is half the amplitude
(E) displacement from equilibrium is equal to zero
(A) potential energy is a maximum
(B) kinetic energy is a minimum
(C) displacement from equilibrium is equal to the amplitude of 0.4 meter
(D) displacement from equilibrium is half the amplitude
(E) displacement from equilibrium is equal to zero