A source of sound produces 20 compressions and 20 rarefactions in 0.2 seconds. The distance between a compression and consecutive rarefaction is 50 cm. Find speed of wave?
The longitudinal waves travel in a coiled spring at a rate of 4 m/s. The distance between two consecutive compressions is 20 cm. Find :
(i) Wavelength of the wave
(ii) Frequency of the wave