Elasticity MCQs
31. Question
With rise in temperature, the Young’s modulus of elasticity of a material
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32. Question
The substance which shows practically no elastic after effect is (AFMC 94)
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33. Question
The Young’s modulus of the wire of length L and radius r is Y. if the length is reduced to )L/3 ( and radius to(r/2 ) its Young’s modulus will be (MHT-CET 2001)
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34. Question
The force constant of a wire is K and that of another wire of the same material is 2 K. when both the wires are stretched, then work done is (MHT-CET-2000)
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35. Question
Energy in a stretched wire is (NCERT 81)
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