Question

According to the first law of thermodynamics, what could happen when heat is added to a system? The internal energy of the system decreases. The heat is turned into work done by the system. New energy is created within the system. Some of the energy in the system is destroyed.

Answer 1

Hey mate!!
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→ A/T fitst law of thermodynamics :-

ENERGY CAN NEITHER BE CREATED NOR DESTROYED, IT CAN ONLY TRANSFER FROM ONE FORM TO ANOTHER.


SO, your answer is option (b)

→ heat turned into the workdone by the system.

hope it helps!!

#Phoenix