1.Define Simple Harmonic Motion (SHM) and write its differential equation.
2.State time period formula for a Simple Pendulum.
3.Write expressions for total mechanical energy in SHM.
4.What is resonance in forced oscillations?
5.A particle executes SHM with equation $x = 5 \sin(10t + \pi/4)\text{ cm}$. Find amplitude, frequency, and initial phase.
6.At what displacement from mean position is kinetic energy equal to potential energy in SHM?
7.Find length of a seconds pendulum ($T = 2\text{ s}$) at a location where $g = 9.8 \text{ m/s}^2$.
8.A body of mass $0.5 \text{ kg}$ suspended from a spring executes SHM with $T = 0.5 \text{ s}$. Find spring constant $k$.
