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The pressure on the top surface of an ae...

The pressure on the top surface of an aeroplane wing is `0.8xx 10^5` Pa and the pressure on the bottom surface is `0.75 xx 10^5` Pa. If the area of each surface is `50 m^2`, the dynamic lift on the wing is

A

`0.5xx10^4` N

B

`0.25xx10^4` N

C

`5xx10^4` N

D

`25xx10^4` N

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The correct Answer is:
D
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