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17. A brass rod of length …

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17. A brass rod of length 50 cm and diameter 3.0 mm joined to steel rod of same length and same diameter. Find is the change in length of the combined rod at 250'C,if the Original Lengths have been measured at 40.0C. there thermal Stress' developed at the junction when the ends of The rod free to expand ' (Coefficient of linear expansion of brass : 2.0 x 10^-5C^-1 the that of steel=1.2x 10^-5C^-1

Posted by Harmanpreet Singh 7 years, 10 months ago

CBSE > Class 12 > Physics

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