For periodic motion of small amplitude

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

Problem

A

, the time period

T

of this particle is proportional to (1)

A\sqrt{\frac{m}{\alpha}}

(2)

\frac{1}{A}\sqrt{\frac{m}{\alpha}}

(3)

A\sqrt{\frac{\alpha}{m}}

(4)

\frac{1}{A}\sqrt{\frac{\alpha}{m}}