Elasticity MCQs
26. Question
In a wire, when the elongation is 2 cm, the energy stored is E. if the wire is stretched by 10 cm, then the energy stored in the wire will be
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27. Question
On stretching a wire, he elastic energy per unit volume is, (PMT MP 88)
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28. Question
Out of the following materials, whose elasticity is independent of temperature?
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29. Question
Young’s modulus of the material of a wire of length L and radius r is Y N/m2. if the length is reduced to L/2 and radius to r/2, the Young’s modulus will be
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30. Question
Two steel wires of he same radius have their lengths in the ratio of 1:2. if they are stretched by the same force, then the strains produced in the two wires will be in the ratio of
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