Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6
Banner 7
Banner 8
Banner 9

Q.

Speeds of air blow on the upper and lower surfaces of a wing of an aeroplane are V1  and V2 respectively.  If A be the cross sectional area of the wing and ρ be the density of air, then the upward lift is

see full answer

High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET

🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya

a

12 ρAV1  − V2

b

14 ρAV12  − V22

c

12 ρAV12  − V22

d

14 ρAV12  + V22

answer is C.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

Detailed Solution

(3) Applying Bernoulli's equation between points (1) and (2),P1+12 ρV12=P2+12 ρV22⇒  P2−P1=12PV12  − V22∴   Upward  lift  =  P2−P1A  = 12 ρA V12  − V22
Watch 3-min video & get full concept clarity
score_test_img

courses

No courses found

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon