MCQOPTIONS
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				| 1. | 
                                    While determining antenna height for terrestrial microwaves links, the effect of refraction from the atmosphere is taken care of by considering the effective curvature of the earth to be | 
                            
| A. | times the radius of the earth (Re) | 
| B. | Re | 
| C. | Re | 
| D. | Re | 
| Answer» D. Re | |