The equation of motion of a particle is x = a cos (αt)2. The motion is
A. periodic but not oscillatory
B. periodic and oscillatory
C. oscillatory but not periodic
D. neither periodic nor oscillatory
Answer:C
The equation of motion of a particle is x = a cos (αt)2. The motion is
A. periodic but not oscillatory B. periodic and oscillatory C. oscillatory but not periodic D. neither periodic nor oscillatory