PhysicsWavesJAMB
A wave has an amplitude of 5 cm. What is the vertical distance between a crest and a trough?
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Answer: B. 10 cm
Amplitude is measured from the rest position, so crest to trough is 2 × 5 = 10 cm.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.