a steel rod 25 cm long has a cross sectional area 0.8cm^2.Force that would be required to stretch this rod by the same amount as the expansion produced by heating it through 10 degree celsius is:(coefficient of liner expansion of steel is 10^-5/degree C and young’s modulus of steel is 2×10^10 N/m^2
a steel rod 25 cm long has a cross sectional area 0.8cm^2
.Force that would be required to stretch this rod by the same amount as the expansion produced by heating it through 10 degree celsius is:
(coefficient of liner expansion of steel is 10^-5/degree C and young’s modulus of steel is 2×10^10 N/m^2