Question

What is branch of physics which deals with the production, control and application of very low temperatures.

Answer 1

In physics, cryogenics is the production and behaviour of materials at very low temperatures. 

Answer 2

____hi____
IN PHYSICS THE CRYOGENIC FUEL DEALS WITH LOW PRODUCTION, CONTROL AND APPLICATION OF VERY LOW TEMPERATURE..

e.g it is used in rockets...

thanks jazakallah

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