A metallic wire has a resistance of `120 Omega` at `20^@C.` Find the temperature at which the resistance of same metallic wire rises to `240 Omega` where the temperature coefficient of the wire is `2xx10^(-4)C^(-1).`

A metallic wier has a resistance of 120 Omega at 20^@C. Find the temperature at which the resistance of same metallic wire rises ot 240 Omega where the teperature coefficient of the wire is 2xx10^(-40) C^(-1).

A platinum wire has a resistance of 2.62 Omega at 15 ^(0)C and 3.29 Omega at 80 ^(@)C . Find the temperature coefficient of the resistance of platinum wire.

A wire has a resistance of 3.1 Omega at 30°C and a resistance 4.5 Omega at 100°C. The temperature coefficient of resistance of the wire

At room temperature (27^(@)C) , the resistance of a heating element is 100 Omega . What is the temperature of the element if the resistance is found to be 117 Omega , given that temperature coefficient of the resistor material is 1.70xx10^(-4) .^(@)C^(-1) .

A plantinum wire has resistance of 10 Omega at 0^(@)C and 20 Omega at 273^(@)C . Find the value of coefficient of resistance.

A platinum wire has a resistance of 10Omega at 0^@C and 20Omega at 273^@C. find the value of temperaure cofficient of platinum.

A conducting wire has resistance 16 Omega at 15^0 C and 20 Omega at 100^0 C find temperature of coeffecient of resistance

A silver wire has a resistance of 2.1Omega at 27.5^(@)C&2.7Omega at 100^(@)C Determine the temperature coefficient of resistivity of silver.