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ngcg
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Homework Statement
When a 70kg aluminum (density = 2.7 g/cm3) sculpture is hung from a steel wire, the fundamental frequency for transverse standing waves on the wire is 250.0 Hz. The sculpture (but not the wire) is then completely submerged in water. What is the new fundamental frequency?
Homework Equations
f=ma
fundamental frequency = (1/2L)((Tensional force/linear density)^1/2)
The Attempt at a Solution
250=(1/2L)((686N/u)^1/2))
(stuck there)