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It's in centigrade

2006-09-06 06:30:38 · 9 answers · asked by Rashmi 1 in Science & Mathematics Mathematics

9 answers

It is -273.15 degrees C.
and -459.67 degress F

2006-09-06 14:31:42 · answer #1 · answered by Infinity 7 · 0 0

In theory, the lowest possible temperature, and therefore the lowest possible total energy of a system. Although it might be expected that all particle motion would stop at absolute zero, this is not in fact the case. The Heisenberg uncertainty principle asserts that even at the minimum conceivable temperature, subatomic particles would still possess a residual kinetic energy known as zero point energy. A strange outcome of this fact is that the closely packed electrons in a metal at absolute zero would have the same energy as an ordinary gas at 50,000°C.

Temperatures within a few billionths of a degree of absolute zero have been achieved in the laboratory. At such low temperatures, substances have been seen to enter a peculiar state, known as the Bose-Einstein condensate, in which their quantum wavefunctions merge and particles lose their individual identities. Denoted by zero degrees on the Kelvin scale (0 K = -273.16°C), absolute zero is physically unattainable according to the third law of thermodynamics. At first sight, this might seem unreasonable. There is no upper temperature limit so why should there be a lower one? In trying to understand this, it is helpful to think in terms of temperature ratios rather than temperature differences – the ratio from 10,000 K to 1,000 K, say, being the same as that from 0.001 K to 0.0001 K. Just as by supplying more and more energy to a system we can add as many zeros before the decimal point of the Kelvin reading as we choose, so by continuing to take energy out of a system we can add an arbitrary number of zeros after the decimal point. Yet just as we can never reach an infinitely high temperature, so we can never attain an infinitely low one – absolute zero itself.

2006-09-06 10:43:09 · answer #2 · answered by Sjors d 2 · 0 0

If you are asking for 0°K, then it is equal to -273.15 °C.
Though there is wikipedia reference,but there is only absloute temperature ( -273°C , 459.67 °F) defined. -20°in C or F can also be converted to equivalent °K or °R ,as such there is no absolute zero

2006-09-06 07:20:10 · answer #3 · answered by jiggoo 2 · 0 0

Absolute Zero =|0| in maths
whichis mod of zero =|0|
=0

2006-09-06 07:36:49 · answer #4 · answered by Anonymous · 0 0

always remember this formula
c = (f-32)/1.8

where c and f are temperatures in centigrade and fahrenheit respectively

2006-09-06 06:50:58 · answer #5 · answered by Jose M 2 · 0 0

273 below in Fareneheit, 0 in Kelvin.

2006-09-06 06:33:03 · answer #6 · answered by nmoses1977 2 · 0 1

Absolute zero is -273.15 C

2006-09-06 07:12:39 · answer #7 · answered by cosmo 7 · 0 0

-273*c

2006-09-06 06:56:06 · answer #8 · answered by doctor asho 5 · 0 0

-273*C

2006-09-06 06:37:54 · answer #9 · answered by raj 7 · 0 0

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