 
			 
			MCQOPTIONS
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				| 1. | WHAT_ARE_THE_VALUES_OF_CURRENT_DENSITIES_USED_IN_ECM??$ | 
| A. | 0.1 to 2 A/cm<sup>2</sup> | 
| B. | 5 to 500 A/cm<sup>2</sup> | 
| C. | 600 to 1000 A/cm<sup>2</sup> | 
| D. | 1200 to 2800 A/cm<sup>2</sup> | 
| Answer» C. 600 to 1000 A/cm<sup>2</sup> | |