Steel rod at 40^(@)C is observed to be 1 m long when measured by a brass scale which is correct at 0^(@)C. correct length of the steel rod at 0^(@)C is (alpha_("steel")=12xx10^(-6)//1^(@)Candalpha_("Brass")=19xx10^(-6)//1^(@)C)

Steel rod at 40^(@)C is observed to be 1 m long when measured by a bra

1.	Steel rod at 40^(@)C is observed to be 1 m long when measured by a brass scale which is correct at 0^(@)C. correct length of the steel rod at 0^(@)C is (alpha_("steel")=12xx10^(-6)//1^(@)Candalpha_("Brass")=19xx10^(-6)//1^(@)C)
Answer» 99.89 cm 98.99 cm 99.97 cm 89.6 cm Answer :C