Download the app

Questions  

The pressure on the top surface of an aeroplane wing is 0.5×103  Pa and the pressure on the bottom surface is 0.75×103  Pa. If the area of each surface is 25m2 , the dynamic lift on the wing is.

a
25×104N
b
0.5×104N
c
5×104N
d
0.625×104N

detailed solution

Correct option is D

F=(P1−P2)A=(0.75×103−0.5×103)×25=0.625×104N

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


Similar Questions

There are two identical small holes of area of cross-section a on the opposite sides of a tank containing a liquid of density  ρ. The difference in height between the holes is h. Tank is resting on a smooth horizontal surface. Horizontal force which will has to be applied on the tank to keep it in equilibrium is 


phone icon
whats app icon