. The 2m long rods are placed on a smooth horizontal plane. If the rod is heated from 0 ° C to 20 ° C. Generated Find the longitudinal pathology? (a = 5 x 10-5 / ° C) (1) 10-3 (2) 2 x 10-3 (3) zero (4) none

A rod of length 2m rests on smooth horizontal floor. If the rod is heated from 0^(@)C to 20^(@)C . Find the longitudinal strain developed ? (alpha=5xx10^(-5)//.^(@)C)

A rod of length 2m rests on smooth horizontal floor. If the rod is heated from 0^(@)C to 20^(@)C . Find the longitudinal strain developed ? (alpha=5xx10^(-5)//.^(@)C)

A steel rod of length 1 m rests on a smooth horizontal base. If it is heated from 0^@C to 100^@C , what is the longitudinal strain developed?

A steel rod of length 1 m rests on a smooth horizontal base. If it is heated from 0^@C to 100^@C , what is the longitudinal strain developed?

A steel rod of length 1 m rests on a smooth horizontal base. If it is heated from 0^(@)C to 100^(@)C , what is the longitudinal stress developed ? (Y=9xx10^(9)N//m,alpha=10xx10^(-6)""^(@)C^(-1))

A copper rod of length l_(0) at 0^(@) C is placed on smooth surface. Now, the rod is heated upto 100^(@) C. Find the longitudinal strain developed. ( alpha =coefficient of linear expansion)

A steel rod of length 1 m and area of cross section 1 cm^(2) is heated from 0^(@)C to 200^(@)C without being allowed to extend or bend. Find the tension produced in the rod (Y=2.0 xx 10 ^(11) Nm ^(-1) , alpha = 10 ^(-5) ^(@)C ^(-1))

A steel rod is clamped at its two ends and rests on a fixes horizontal base. The rod is unstrained at 20^@C . Find the longitudinal strain developed in the rod if the temperature rises to 50^@C . Coefficient of linear expansion of steel =1.2 xx 10^(-5 @)C^(-1) .