Ncert Exercises & Solutions

Calculate the stress developed inside a tooth cavity filled with copper when hot tea at a temperature of 57 °C is drunk. You can take body (tooth) temperature to be 37 °C and $α = 1.7 \times 10^{- 5}$ /°C Bulk modulus for copper = 140 $\times 10^{9} N / m^{2}$