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# With what tension must a rope with length 2.30 and mass 0.135 be stretched for transverse waves of frequency 3?

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- Masked_Rider1101Lv 77 years ago
Assume L=2.3m , mass=0.135kg , f=3Hz

ρ= 0.135/2.3= 0.0586kg/m

f=v/2L , v=f2L = 3*2*2.3= 13.8m/s

v=√(T/ρ)

13.8= √(T/0.0586)

T/0.0586= 190.44

T= 11.178[N]

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