A steel wire of 1m long and cross section area is hang from rigid end. When weight of is hung from it then change in length will be (given ) |
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a) |
b) |
c) |
d) |
A steel wire of 1m long and cross section area is hang from rigid end. When weight of is hung from it then change in length will be (given ) |
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a) |
b) |
c) |
d) |