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An unstretched spring is 30 cm long. When the spring is stretched to a total length of...

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Physics

Anunstretched spring is 30 cm long. When the spring is stretched to atotal length of 60cm, it supports transverse waves moving at 4.5m/s. How fast will waves travel in this spring if it is stretchedto 90cm?

Answer & Explanation Solved by verified expert
4.5 Ratings (927 Votes)
If you pluck a string under tension a transverse wave moves inthe positive xdirection as shown in Figure below Thesmall mass element oscillates perpendicular to the wave motion as aresult of the restoring force provided by the string and does    See Answer
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