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[" A brass rod and lead rod each "80cm" ...

[" A brass rod and lead rod each "80cm" long at "0^(@)C" are clamped together at one end with their frees "],[" coinciding.The separation of free ends of the rods if the system is placed in a steam "h" ."],[(alpha_("hrass")=18times10^(-6)/^(-6)C" and "alpha_("lead")=28times10^(-6)/^(@)C)],[[" (a) "0.2mm," (b) "0.8mm," (c) "1.4mm," (d) "1.6mm]]

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A brass rod and a lead rod each 80 cm long at 0^@C are clamped together at one end with their free ends coinciding. The separatioin of free ends of the rods if the system is placed in a steam bath is ( alpha_("brass")=18xx10^(-6)//^(@)C and alpha_("lead")=28xx10^(-6)//^(@)C )

A brass rod and a lead rod each 80 cm long at 0^@C are clamped together at one end with their free ends coinciding. The separatioin of free ends of the rods if the system is placed in a steam bath is ( alpha_("brass")=18xx10^(-6)//^(@)C and alpha_("lead")=28xx10^(-6)//^(@)C )

A brass rod and a lead rod each 80 cm long at 0^@C are clamped together at one end with their free ends coinciding. The separatioin of free ends of the rods if the system is placed in a steam bath is ( alpha_("brass")=18xx10^(-6)//^(@)C and alpha_("lead")=28xx10^(-6)//^(@)C )

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