1.

An aeroplane of mass `3xx10^(4)kg` and total wing area of 120 `m^(2)` is in a level flight at some height the difference in pressure between the upper and lower surfaces of its wings in kilo pascal is `(g=10m//s^(2))`A. 2.5B. 5C. 10D. 12.5

Answer» Correct Answer - A


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