Air of density 1.2 kg m^ -3 is blowing across the horizontal wings of an aeroplane in such a way that its...

Question

Air of density 1.2 kg m^ -3 is blowing across the horizontal wings of an aeroplane in such a way that its speeds above and below the wings are 150 ms^ -1 and 100 ms^ -1 , respectively. The pressure difference between the upper and lower sides of the wings, is :

Accepted Answer

(3)

JEE Main 2013 Physics question

Solution