A source of sounds produces waves in air of wavelength1.65m. If the speed of sound in air is 330ms-1 the period of vibration in seconds is

A. 200
B. 2.0
C. 0.5
D. 0.02
E. 0.005

Correct Answer: Option E

E. 0.005

Explanation
T = λ/v
T = 1.65/330 = 0.005