A hole is drilled in a copper sheet. The diameter of the hole is 4.24 cm at `27.0^(@)C`. What is the change in the diameter of the hole when the sheet is heated to `227^(@)C` ? Coefficient of linear expansion of copper `=1.70xx10^(-5)K^(-1)`.

A hole is drilled in a copper sheet. The diameter of the hole is 4.24 cm at 27.0^(@)C . What is the change in the diameter of the hole when the sheet is heated to 227^(0)C ? alpha for copper = 1.70 xx 10^(-5)K^(-1)

A hole is drilled in a copper sheet. The diameter of hole is 4.24 cm at 27.0^(@)C . Diameter dia of the hole when it is heated to 35^(@)C is

A brass disc has a hole of diameter 2.5 cm at 27^(@)C . Find the change in the diameter of the hole of the disc when heated to 327^(@)C . Given coefficient of linear expansion of brass = 1.9 xx 10^(-5) .^(@)C^(-1)

A copper bar is 80 cm long at 15^(@)C . What is the increase in length, when heated to 35^(@)C ? The coefficient of linear expansion for copper is 1.7 xx 10^(-5).^(@)C^(-1)

An iron sphere has a radius of 10 cm at a temperature of 0^(@)C . Calculate the change in the volume of the sphere, if it is heated to 100^(@)C . Coefficient of linear expansion of iron = 11 xx 10^(-6).^(@)C^(-1) .

At 40^(@)C , a brass rod has a length 50 cm and a diameter 3.0 mm. it is joined to a steel rod of the same length and diameter at the same temperature. What is the change in the length of the composite rod when it is heated to 240^(@)C ? The coefficient of liear expansion of brass and steel are 2.0xx10^(-5).^(@)C^(-1) and 1.2xx10^(-5).^(@)C^(-1) respectively:

At 50^(@)C , a brass rod has a length 50 cm and a diameter 2 mm . It is joined to a steel rod of the same length and diameter at the same temperature . The change in the length of the composite rod when it is heated to 250^(@)C is (Coefficient of linear expansion of brass = 2.0 xx 10^(-5)"^(@) C^(-1) , coefficient of linear expansion of steel = 1.2 xx 10^(-5) "^(@) C^(-1) )

A circular hole in an aluminium plate is 2.50cm at 0^(@)C . What is its diameter when it temperature is raised to 100^(@)C ? (The linear expansivity of aluminium =23xx10^(-6)K^(-1))