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Question on: WAEC Physics - 1991

Which of the following statements about wave is not correct? i. A wavefront is a line which contains all particles whose vibration are in phase. ii. The direction of propagation of a wave is the link drawn parallel to the wavefront. iii. A wavefront is a circle which is common to particles that are in the same state of disturbance

A

i only

B

ii only

C

i and ii only

D

i and iii only

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Correct Option: E

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