Solution of task 15.2.10 from the collection of Kepe OE

Solution of task 15.2.10 from the collection of Kepe OE

15.2.10.
A cargo weighing 1 kg performs free oscillations according to the law x = 0.1 sin 10 t. Coefficient of spring stiffness c = 100 N / m. Determine the total mechanical energy of the load at x = 0.05 m, if at x = 0 the potential energy is zero. (Answer 0.5)