For a simple pendulum executing small oscillations

PHYSICS · Single correct · A Level · Physics · Further mechanics and thermal physics · Further mechanics and thermal physics

Problem

For a simple pendulum executing small oscillations, which one of the following correctly gives the angular frequency

\omega

in terms of the length

L

of the pendulum and acceleration due to gravity

g

? (a)

2\pi\sqrt{\dfrac{g}{L}}

(b)

\sqrt{\dfrac{2g}{L}}

(c)

\sqrt{\dfrac{g}{L}}

(d)

\dfrac{1}{2\pi}\sqrt{\dfrac{g}{L}}