A metallic wire of length λ is held between two supports under some tension. The wire is cooled through θ°. Let Y be the Young's modulus, ρ the density and α the thermal coefficient of linear expansion of the material of the wire. Therefore, the frequency of oscillations of the wire varies as
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(a, b, c, d)
Sol. f = 
; 
= γ
= γ
T = Aααθ
∴ f = 
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