The distance between two points in phase on a progressive wave is 5cm. If the sped of the wave is 0.2ms-1, calculate its period. by Sunday | May 21 | Physics WAEC | 0 comments A. 4.00s B. 2.50s C. 0.25s D. 0.04s Correct Answer: Option C C. 0.25s Users Also Read These:A progressive wave equation is represented by Y= a…A wire of length 400cm is stretched between two…The length between two points on a topographical map…A string is stretched between two points 50cm apart.…Given the progressive wave equation y = 5 sin (2000…