Home
Class 12
PHYSICS
The resistance of mercury is ''0'' when ...

The resistance of mercury is ''0'' when its temperature is reduced to _____

A

`4.2 ^(@)C`

B

`2.4^(@)C`

C

`4.2K`

D

`-268.8K`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

The resistance of a material increases with temperature. It is a

When ice melts, its temperature

The resistance of a wire on increasing its temperature will .......... with rise in temperature.

A jar contains a gas and a few drops of water. The pressure in the jar is 830mmof mercury, The temperature of the jar is reduced by 1%. The saturation vapour pressures of water at the two temperatures are 30mm of mercury and 25mm of mercury. Calculate the new pressure in the jar.

The resistance of a platinum wire at 0^@ C is 4 Omega . What will be the resistance of the wire at 100^@ C if the temperature coefficient of resistance of platinum is 0.0038 //^@ C .

The resistance of a bulb filament is 100 Omega at a temperature of 100^@C . If its temperature coefficient of resistance be 0.005 per ^@C , then its resistance will become 200 Omega at a temperature:

The transition temperature of mercury is ________

Resistance increases with increases in temperature for

A glass vessel measures exactly 10cm xx 10 cm xx 10 cm at 0^@C . It is filled completely with mercury at this temperature. When the temperature is raised to 10^@C , 1.6cm^3 of mercury overflows. Calculate the coefficient of volume expansion of mercury. coefficient of linear expansion of glass = 6.5 xx 10^(-6)C^(-1) .