Question:

A plane is in level flight at constant speed and each of its two wings has an area of 40 m² . If the speed of the air is 180 km/h over the lower wing surface and 252 km/h over the upper wing surface, the mass of the plane is ________kg. 

                                            JEE-2024         

Solution:                
A plane is in level flight at constant speed and each of its two wings has an area of 40 m² . If the speed of the air is 180 km/h over the lower wing surface and 252 km/h over the upper wing surface, the mass of the plane is ________kg. JEE-2024

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