Texts: True or False:
A block of mass equal to 1.15 kg vibrates according to the equation x = 0.650 cos(7.40t), where x is in meters and t is in seconds.
04. ( ) The amplitude of the mass-spring system is equal to 0.650 m.
05. ( ) The angular frequency of the mass-spring system is equal to 7.40 rad/s.
06. ( ) The total energy of the spring-mass system is equal to 17.8 joules.
07. ( ) The potential energy when it is at x = 0 is equal to the total energy.