In a sinusoidal wave, the time required for a particular point to move from maximum displacement to zero displacement is 0.107sec. The frequency of wave is?
(a) 0.73Hz
(b) 0.36Hz
(c) 1.47Hz
(d) 2.94Hz
The question was posed to me in a national level competition.
Enquiry is from Sounds and Waves in section Waves of Engineering Physics I