MCQOPTIONS
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MCQOPTIONS
| 1. |
A closed thermodynamic system is one in which |
| A. | There is no energy or mass transfer across the boundary |
| B. | There is no mass transfer, but energy transfer exists |
| C. | There is no energy transfer, but mass transfer exists |
| D. | Both energy and mass transfer takes place across the boundary but the mass transfer is controlled by valves |
| Answer» C. There is no energy transfer, but mass transfer exists | |