Question

The potential energy of a particle of mass 0.1kg, moving along x-axis, is given by $U=5x(x-4)J$ where x is in metres. It can be concluded that

• A. the particle is acted upon by a constant force
• B. the speed of the particle is maximum at x = 2 m
• C. the particle executes simple harmonic motion
• D. the period of oscillation of the particle is $\pi$/5 s.

Answer 1

Answer: (B), (C), (D)

The correct options are
B the speed of the particle is maximum at x = 2 m
C the particle executes simple harmonic motion
D the period of oscillation of the particle is $\pi$/5 s.