A fully loaded boeing aircraft has a mass of … kg. Its total wing area is 500 m…. It is in level flight with a speed of 1080 km/h. If the density of air … is 1.2 kg m…, the fractional increase in the speed of the air on the upper surface of the wing relative to the lower surface in percentage will be. (…)

Option D. Velocity of aircraft = 1050 km/h = 300 m/s

Properties of Matter

JEE Main 2023 · 29 Jan, Evening shift · Q7916

PhysicsMedium148×since 2002Q7916

A fully loaded boeing aircraft has a mass of

5.4\times10^5

kg. Its total wing area is 500 m

^2

. It is in level flight with a speed of 1080 km/h. If the density of air

\rho

is 1.2 kg m

^{-3}

, the fractional increase in the speed of the air on the upper surface of the wing relative to the lower surface in percentage will be. (

\mathrm{g=10~m/s^2}

)

Properties of Matter — JEE Main 2023 · 29 Jan, Evening shift · Q7916 · Alror