Q13. A body of mass 4 kg attached to a spring is displaced through 0.04 m from its equilibrium position and then released. If the spring constant is 400 N/m, find the time period of the vibration? Physics — Oscillations and Simple Harmonic Motion — Question 13 of 102A. 4.567B. 3.416C. 2.315D. 1.325E. 0.628 Practice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →