The distance between two points in phase on a p... - WAEC Physics 2005 Question
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
A
4.00s
B
2.50s
C
0.25s
D
0.04s
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Correct Option: C
F = (\frac{v}{\lambda} = \frac{0.2}{5 \times 10^{-2}} = 4Hz)
T = (\frac{1}{f} = \frac{1}{4} = 0.25s)
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