 
			 
			MCQOPTIONS
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				| 1. | Characteristic gas constant is given by (here cp=specific heat at constant pressure and cv is the specific heat at constant volume)$ | 
| A. | R=cv – cp | 
| B. | R=cp + cv | 
| C. | R=cp – cv | 
| D. | none of the mentioned | 
| Answer» D. none of the mentioned | |