What is Kelvin ?

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The Fahrenheit and Kelvin scales of temperature will give the same reading at

There were two fixed points in the original Celsius scale as mentioned above which were assigned the mimber 0^(@) C " and " 100^(@) C respectively. On the absolute scale, one of the fixed points is the triple-point of water, which on the Kelvin absolute scale is ass ned the number 273.16 K What is the other ftsed point on this (Kelvin) scale ?

A star behaves like a perfect Black body emitting radiant energy. The ratio of radiant energy emitted per sec by this star to that emitted by another star having 8 times the radius of the former but having Kelvin temperature one fourth of the former is

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