[" 45) The resistances of a coppe at tempera- "],[" wer "1^(@)C" and "0^(@)C" are related by "]

The resistances of a wire at temperatures t^(@)C and 0^(@)C are releated by

The resistance R_(o) and R_(t) of a metallic wire at temperature 0^(@)C and t^(@)C are related as ( alpha is the temperature co-efficient of resistance).

The resistance of a conductor is 5 Omega " at " 50 ^(@) C and 6 Omega" at " 100^(@) C then the resistance at 0^(@) C is _______ .

The resistance of a conductor is 5Omega at 50^(@) C and 6Omega at 100^(@)C . The resistance at 0^(@)C is

The resistance of a conductor is 5Omega at 50^(@) C and 6Omega at 100^(@)C . The resistance at 0^(@)C is

The resistance of a wire is 5Omega at 50^(0)C and 6Omega at 100^(0)C . The resistance of the wire at 0^(0)C will be

If the resistance of coil is 3Omega at 20^(@)C and alpha=0.004//^(@)C then determine its resistance t 100^(@)C .

The temperature coefficient of resistance for two material A and B are 0.0031^(@)C and 0.0068^(@)C^(-1) respectively .Two resistance R_(1) and R_(2) made from material A and B respectively . Have resistance of 200 Omega and 100 Omega at 0^(@)C . Show as a diagram the colour cube of a carbon resistance that would have a resistance equal to the series combination of r_(1) and R_(2) at a temperature of 100^(@)C (Neglect the ring corresponding to the tolerance of the carbon resistor)

The resistance of a coi is 4.2Omega at 100^(@)C and the temperature coefficient of resistance of its material is (0.004)/(.^(@)C) . Its resistance at 0^(@)C is