MCQOPTIONS
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				| 1. | 
                                    Cassergain feed is used with a parabolic reflector to | 
                            
| A. | increase the gain of the system | 
| B. | increase the beamwidth of the system | 
| C. | reduce the size of the main reflector | 
| D. | allow the feed to be placed at a convenient point | 
| Answer» E. | |