Explanation
where σ is Poisson's ratio.
Given that,
Length of rubber band, l=8cm
Density, d=1.5Kg/m3
Young’s modulus, Y=5×108N/m2
The relation for increase in length and young’s modulus is as follows:
l=L2dg2Y
l=(8×10−2)21.5×102×5×108
l=64×10−4×1.5×10109
l=96×10−12
l=9.6×10−11m
Please disable the adBlock and continue. Thank you.