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`` Let `k=(1/2pi)sqrt(g)`
`nu_1 sqrt(l_1)=nu_2sqrt( l_2)=nu_3sqrt( l_3)=k`
`` where l_1,l_2 and l_3 are lengths of string.
but the awnser to the question is given 6:3:2.
you are right but actually you work out problem then see what is answer.May possible printing error or else ?
maybe there is printing mistake.please can you explain to me the question i asked before on height of the building
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