A uniform cube is subjected to volume compression. If each side is decreased by 1 % then bulk strain is

Options

A. `0.01 `
B. `0.06 `
C. `0.02 `
D. `0.03 `

Answer

D

Explanation

`v = l^3`
`(Detla v)/(v) = (3 Delta l)(l) = 3/100 ((Deltal)/(l) xx 100)`
`= 3/100 xx 1 = 0.03`