797Mechanical EngineeringMedium
A closed system is one in which________?
Aboth energy and mass cross the boundaries of the system
Bthermodynamic reactions take place
Cneither mass nor energy crosses the boundaries of the system
Dmass crosses the boundary but not the energy
Emass does not cross boundaries of the system, though energy may do so
Correct answer
E. mass does not cross boundaries of the system, though energy may do so
Explanation
The correct answer is mass does not cross boundaries of the system, though energy may do so.