 
			 
			MCQOPTIONS
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				| 1. | The Sweby s diagram is drawn in __________ plane. | 
| A. | ( ,r) | 
| B. | ( , ( tilde{ phi_c} )) | 
| C. | ( , ( tilde{ phi_f} )) | 
| D. | ( , ( tilde{ phi_d} )) | 
| Answer» B. ( , ( tilde{ phi_c} )) | |