Question

mung W0MCNU or rectangular and circular cross
sections.
ASSIGNMENT PROBLEMS
1. A copper wire of 3 metre length and 1 mm diameter is
subjected to a tension of 5 kg weight. Calculate the
elongation produced in the wire if the Young's modulus of
elasticity of copper is 120 GPa.
(Ans. 1.56 mm)
2. A circular cantilever of radius 1.2 cm and length 1.5 m is
fixed at one end. In the other end, a load of 2 kg is applied.
The Young's modulus of the cantilever is 19.5 x 10 Nm.
Find the depression produced.
(Ans. 6.946 x 10 m)​

Answer 1

Answer:

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