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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A fine steel wire of length 4m is fixed rigidly in a heavy brass frame as shown in figure. It is just taut at 20 C. Find the the tensile stress developed in steel wire (in * 10^6 Nm^-2) if whole system is heated

A fine steel wire of length 4m is fixed rigidly in a heavy brass frame as shown in figure. It is just taut at 20 C. Find the the tensile stress developed in steel wire (in * 10^6 Nm^-2) if whole system is heated

A cylindrical beer can made up of aluminium contains 500 cm^3 of beer. The area of cross section of can is 125 cm^2 at 10 C. Find the rise in level of beer if temperature of can increases