A student records the following step while analysing the motion of a pendulum: d^ 2 s…

PHYSICS · Subjective · CBSE · Physics · Oscillations · Oscillations

Problem

A student records the following step while analysing the motion of a pendulum:

\frac{d^{2}s}{dt^{2}} + gL\,s = 0.

Identify the error in this step and write the correct form of the differential equation for small oscillations.