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The diagram shows a water wave in a ripple tank. The wave has a speed of 12 cm/s at R. Thewave crosses a boundary PQ where the distance between crests changes from 3.0 cm to1.5cm.What is the velocity of the wave at point S?(J2003 PI (18)A 3.0 cm/sB 6.0 cm/sC 12 cm/sD 24 cm/s) |
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Answer» tehf reuihd DEU TEU utgjf rfjvx fdhdg grufeh eudb teyufdhb syjf. |
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