A wire has resistance of 3.1 `Omega ` at `30 ^@` C and `4.5 Omega` at `100 ^@ C` . The temperature coefficient of resistance of the wire is

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

A wire has resistance of 2.0 Omega at 25^@ C and 2.5 Omega at 100^@ C . Calculate the temperature coefficient of resistance of the wire.

A wire has a resistance of 3.1 Omega at 30^@C and a resistance of 4.5 Omega at 100^@C . The temperature coefficient of the wire is equal to

A wire has a resistance of 6 Omega at 30^@C and 6.5 Omega at 100^@C . Determine the temperature co-efficient of resistance of the wire. What will be resistance of a wire at 0∘C?

A wire has a resistance of 3.1Omega at 30^@C and a resistance of 4.5Omega at 100^@C . The temperature coefficient of the wire is equal to

A metallic wire has a resistance of 3.0 Omega at 0^@C and 4.8 Omega at 150^@C . Find the temperature coefficient of resistance of its material.

A wire has a resistance of 2.0 Omega at 25^[o)C and 2.5 Omega at 100^(o)C . Find temperature coefficient of resistance of the wire?

A wire has a resistance of 10.5Omega at 21^@C and 16.4Omega at 147^@C . Find the value of temperature coefficient of resistance.

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 silver wire has a resistance of 4.2 Omega at 27^@C and resistance 5.4 Omega at 100^@C . Determine the temperature coefficient of resistance.