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The distance between two successive trough of a wave is 0.4m. If the frequency of...

Physics
WAEC 2016
The distance between two successive trough of a wave is 0.4m. If the frequency of the source is 825Hz, Calculate the speed of the wave
  • A. 165.0 ms-1
  • B. 330.0ms-1
  • C. 41.5ms-1
  • D. 85.0ms-1
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Correct Answer: Option B
Explanation
v = f\(\lambda\)

= 825 x 0.4

= 330.0ms-1
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