Select the correct alternative(s)....

Select the correct alternative(s).

Elastic forces are not always conservative

Elastic forces are always conservative

Elastic forces are conservative only when Hooke's law is obeyed

Elastic forces are not conservative

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AAKASH INSTITUTE ENGLISH-MECHANICAL PROPERTIES OF SOLIDS-Assignment(Section-A)

The elastic limit of steel is 8xx10^8Nm^-2 and its Young modulus 2xx10...
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As shown in figure, by combining together copper and steel wires of sa...
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Select the correct alternative(s).
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The Poisson's ratio of a material is 0.5. If a force is applied to a w...
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The load versus elongation graph for four wires of the same material i...
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A uniform heavy rod of weight W, cross sectional area a and length L i...
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If the Bulk modulus of lead is 8.0xx10^(9)N//m^(2) and the initial den...
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Two wires A and B of same material have radii in the ratio 2:1 and le...
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For a given material, the Young's modulus is 2.4 times that of the m...
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When the temperature of a gas is 20^(@)C and pressure is changed from ...
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The stress versus strain graphs for wires of two material A and B are ...
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Hooke's law is applicable for
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The length of wire, when M(1) is hung from it, is l(1) and is l(2) wit...
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When a load of 10 kg is suspended on a metallic wire, its length incre...
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A rod of length / and radius r is held between two rigid walls so that...
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If the temperature of a wire of length 2 m and area of cross-section 1...
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The elastic energy stored per units volume in a streched wire is
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