A silver wire has a resistance of `2.1 Omega` at `27.5^@C`, and a resistance of `2.7 Omega` at `100^@C`, Determine the temperature coefficient of resistivity of silver.
A wire has a resistance of 2.5Omega at 28^(@)C and a resistance of 2.9Omega at 100^(@)C . The temperature coefficient of resistivity of material of the wire is
A wire has a resistance of 2.1 Omega at 300 K and a resistance of 2.7 Omega at 373 K. Determine the temperature coefficent of resistance of the material.
A coil of wire has a resistance of 25.00Omega at 20^@ C and a resistance of 25.17Omega at 150^@C . What is its temperauture cofficient of resistance?
A copper coil has resistance of 20.0 Omega at 0^@C and a resistance of 26.4 Omega at 80^@C . Find the temperature coefficient of resistance of copper.
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.
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 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.
If the resistance of a conductor is 5 Omega at 50^(@)C and 7Omega at 100^(@)C then the mean temperature coefficient of resistance of the material is
A metal wire of diameter 2 mm and length 100 m has a resistance of 0.5475 Omega " at " 20^(@)C and 0.805 Omega " at " 150^(@)C . Find (i) the temperature of coefficient of resistance (ii) resistance at 0^(@)C (iii) resistivities at 0^(@) and 20^(@)C .
Resistance is 16 Omega at 15^0C and 20 Omega at 100^0 C find coefficient of resistivity
PRADEEP-CURRENT ELECTRICITY-Problems for Practice (B)
