MCQOPTIONS
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| 1. |
We consider a thermodynamic system. If \[\Delta U\]represents the increase in its internal energy and W the work done by the system, which of the following statements is true [CBSE PMT 1998] |
| A. | \[\Delta U=-W\] in an adiabatic process |
| B. | \[\Delta U=W\]in an isothermal process |
| C. | \[\Delta U=-W\]in an isothermal process |
| D. | \[\Delta U=W\]in an adiabatic process |
| Answer» B. \[\Delta U=W\]in an isothermal process | |