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Define Poisson's ratio....

Define Poisson's ratio.

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A steel wire having crosssectional area 1.2 mm2 isstretched by a force of 120 N. If a lateral strain of 1.455 xx 10^-4 is produced in the wire, calculate the Poisson's ratio. (Y for steel = 2 xx 10^11 N//(m^2)

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CHETANA PUBLICATION-SEMICONDUCTORS-EXERCISE
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  3. Define Poisson's ratio.

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  12. Justify the statement, "Work and energy are the two sides of a coin.''

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  15. Which materials can be used asthermal insulates and why?

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  16. How a thermometer is calibrated?

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