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MOTION-ELASTICITY-EXERCISE -3
- A wire of cross-sectional area 3 mm^(2) is first stretched between two...
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- For steel the breaking stressis 6xx10^(6)N//m^(2) and the density is 8...
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- The units of modulus of rigidity are
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- A 2m long rod of radius 1 cm which is fixed from one end is given a tw...
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- A ball falling in a lake of depth 200 m shows 0.1% decrease in its vol...
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- An iron wire of length 4 m and diameter 2 mm is loaded with a weight o...
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- The dimensional formula for young's modulus is
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- A fixed volume of iron is drawn into a wire of length l. The extension...
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- A mass of 0.5 kg is suspended from wiere, then length of wire increase...
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- If the strain in a wire is not more than 1//1000 and Y =2xx10^(11)N//m...
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- A wire of length L and radius r is fixed at one end. When a stretching...
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- How much force is required to produce an increase of 0.2 % in the leng...
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- If the interatomic spacing in a steel wire is 2.8xx10^(-10)m. And Y("s...
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- The load versus elongation graph for four wires of the same material a...
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- The mean distance between the atoms of iron is 3xx10^(-10) m and inter...
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- The area of cross section of a steel wire (Y=2.0 xx 10^(11) N//m^(2)) ...
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- For a given material the Young's modulus is 2.4 times that of its ri...
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- The diameter of a brass rod is 4 mm and Young's modulus of brass is 9 ...
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- The poisson's ratio cannot have the value
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- There is no change in the volume of a wire due to change in its length...
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