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A steel rod of radius 2 4 cm the ends of which are fixed is...

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A steel rod of radius 2 4 cm the ends of which are fixed is subjected to a tensile force of modulus 19 kN at both ends What is the stress if the temperature a drops by 14 degrees answer x10 PA B rises 14 degrees The Young s modulus of steel is 2x 1011 N m The mantissa of the result must be in the interval 1 10

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