Question

The motion of a particle is expressed by the equation a = -bx, where x is the displacement from the mean position, a is the acceleration and b is a constant. The periodic time is ………

(a) \(\frac{2π}{b}\)

(b) \(\frac{2π}{\sqrt b}\)

(c) \({2π}{\sqrt b}\)

(d) \(2\sqrt{\frac{π}{b}}\)

Answer 1

 (b) \(\frac{2π}{\sqrt b}\)