Q.

Cryogenics

A. Is same as refrigeration
B. Include heating and cooling of liquids
C. Is a thermodynamic analysis of low temperature systems
D. Is the field of engineering associated with development, production and use of equipment in the range -180?C to absolute zero
E. None of the above
Answer» D. Is the field of engineering associated with development, production and use of equipment in the range -180?C to absolute zero
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