 
                 
                InterviewSolution
 Saved Bookmarks
    				| 1. | A plane is in level flight at constant speed andeach of its two wings has an area of 25m^(2). If the speed of air is 180 km/h over the lower wing and 234 km/h over the upper wing surface, determine the plane's mass (take air density to be 1 kg//m^(3)). | 
| Answer» | |