 
			 
			MCQOPTIONS
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				| 1. | Which of the following reasons is why machine produced ionizing radiations are preferred over fission products? | 
| A. | Fission products require extensive shielding and dose supplied may be so high that prolonged exposure times are required | 
| B. | Machine produced radiations are unidirectional and can be turned off | 
| C. | None of the mentioned | 
| D. | Neither of the mentioned | 
| Answer» C. None of the mentioned | |