A sheet of brass is 50 cm long and 10 cm broad at `0^(@)C`. The area of the surface increases by `1.9 cm^(2)` at `100^(@)C`. Find the coefficient of linear expansion of bras.

A sheet of brass 50 cm long and 8cm broad at 0^@C . If the surface area at 100^@C is 401.57cm^2 , find the coefficient of linear expansion of brass

A sheet of brass is 40 cm long and 8 cm broad at 0^(@)C . If the area at 100^(@)C is 320.1m^(2) , calculate the coefficient of linear expansion of brass.

A lead bullet has a volume of 2.5 cm^(3) " at " 0^(@)C . Its volume increases by 0.021cm^(3) when heated to 98^(@)C . Find the coefficient of linear expansion of lead.

An iron rod of length 50cm is joined at an end to copper rod of length 100cm at 20^(@)C . Find the length of the system at 100^(@)C and average coefficient of linear expansion of the system. (alpha_("iron")=12xx10^(-6)//""^(@)Candalpha_("copper")=17xx10^(-6)//""^(@)C.)

A brass sheet is 25 cm long and 8 cm breath at 0^(@) C . Its area at 100^(@)C is (alpha = 18 xx 10^(-6 // ^(@))C)

Radius of a sphere is 100 cm at 0^(@)C and 100.1 cm at 100^(@)C . Coefficient of cubical expansion of the sphere is

An iron of length 50cm is joined at an end to copper rod to length 100cm at 20^(0)C. Find the length of the system at 100^(0)C and average coefficient of linear expansion of the systeam. (*_(iron) = 12 xx 10^(-6 //0)C and*_(copper) = 17 xx 10^(-6 //0)C.)