A wire of length `3 m` diameter `0.4 mm` and young's modulus `8xx10^(10) N//m^(2)` i
Channel: Doubtnut
Date: 2020-07-12

A wire of length `3 m` diameter `0.4 mm` and young's modulus `8xx10^(10) N//m^(2)` is suspended from a point and supports a heavy cylinder of volume `10^(-3) m^(3)` at its lower end . Find the decrease in length when the metal cylinder is immersed in a liquid of density `800 kg //m^(3)`.