A rubber cord 10m is suspended vertically.How much does it stretch under its own weight(density of rubber is 1500kgm^ 3 ,γ= 5×10^8 Nm^ 2 g=10ms^ 2)
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RD Sharma Solutions for Class 8 Chapter 21 Mensuration - II (Volumes and Surface Areas of a Cuboid and a Cube) Exercise 21.2 access free PDF
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