The Energy of a Spring-Mass System Is E₀ When the Maximum

Multiple Choice

The energy of a spring-mass system is E₀ when the maximum displacement is x₀. If the total mechanical energy of the system is held constant and the mass is increased by a factor of two, the maximum velocity of the system is

A) (1/2) v₀.
B) (0.707) v₀.
C) v₀.
D) (1.414) v₀.