Home
Class 12
PHYSICS
The resistance of a platinum wire is 15 ...

The resistance of a platinum wire is `15 Omega` at `20^(@)C`. This wire is put in hot furnace and the resistance of the wire is found to be `40 Omega`. Find the temperature of the hot furnace if temperature coefficient of resistance of platinum is `3.6 xx 10^(-3)^(@)C^(-1)`

Promotional Banner

Similar Questions

Explore conceptually related problems

The resistance of a platinum wire is 15 Omega at 20^(@)C . This wire is put in hot furnace and lthe resistance of the wire is found to be 40 Omega . Find the temperature of the hot furnace if temperature coefficient of resistance of platinum is 3.6 xx 10^(-3)^(0)C^(-1)

The resistance of a thin silver wire is 1.0 Omega at 20^@C . The wire is placed in liquid bath and its resistance rises to 1.2 Omega . What is the temperature of the bath ? (Here alpha=10^-2//^@C )

The resistance of a thin silver wire is 1.0 Omega at 20^@C . The wire is placed in a liquid bath and its resistance rises to 1.2 Omega . What is the temperature of the bath? alpha for silver is 3.8xx10^03//(.^(@) C)

At what temperature(in kelvin) would the resistance of a copper wire be half its resistance at 0^@C ? Temperature coefficient of resistance of copper is 3.9 xx 10^(-3).^(@)C^(-1) .

The resistance of the platinum resistance thermometer at the triple point of water is 15.00 Omega and that when put inside the furnace is found to be 30.00Omega . What is the temperature of the furnace?

The resistance of wire is 20 Omega . The wire is stretched to three times its length. Then the resistance will now be

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.

The resistance of a 50 cm long wire is 10 Omega . The wire is stretched of uniform wire of length 100 cm. The resistance now will be