 
			 
			MCQOPTIONS
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				| 1. | A force of 600 N elongates a spring from its natural length of 18 cm to a length of 20 cm. What is the work done? | 
| A. | 116J | 
| B. | 114J | 
| C. | 118J | 
| D. | 120J | 
| Answer» C. 118J | |