 
			 
			MCQOPTIONS
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				| 1. | Work done in stretching a wire is given by | 
| A. | -‚à´FdL | 
| B. | -‚à´E…õALd…õ | 
| C. | -AEL‚à´…õd…õ | 
| D. | all of the mentioned | 
| Answer» E. | |