1.

A heat engine absorbs heat q_(1) from a source at temperature T_(1) and heat q_(2) from a source at temperature T_(2). Work done is found to be J (q_(1) + q_(2)). This is in accordance with

Answer»

VIOLATES 1st LAW of thermodynamics 
Violates 1st law of thermodynamics if `Q_1` is negative 
Violates 1st law of thermodynamics if `Q_2` is negative
Does not VIOLATE first law of thermodynamics 

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