The frequency of a progressive wave on a string is

PHYSICS · Single correct · A Level · Physics · Waves · Waves

Problem

500\,\text{Hz}

. What is the minimum time after which the displacement of a given particle becomes

60^{\circ}

(

\pi/3

rad) ahead of its present phase? (a)

0.17\,\text{ms}

(b)

0.67\,\text{ms}

(c)

0.33\,\text{ms}

(d)

1.00\,\text{ms}