Consider a thin flat plate airfoil at a small angle x to an oncoming supersonic

Question

Consider a thin flat plate airfoil at a small angle x to an oncoming supersonic stream of air. Assuming the flow to be inviscid, Cd / C2l is

Options:

A . zero

B . independent of x

C . proportional to x

D . proportional to x2

Answer: Option B

-NA-

Was this answer helpful ?

Next Question

More Questions on This Topic :

Question 1. The critical Mach number for a flat plate of zero thickness, at zero angle of attack, is _________ ....

Question 2. A damped single degree-of-freedom system is vibrating under a harmonic excitation with an amplitude ratio of 2.5 at res....at resonance. The damping ratio of the system is ______________

Question 3. Consider the low earth orbit (LEO) and the geo synchronous orbit (GSO). Then ....

Question 4. Which one of the following shows the CORRECT variation of stagnation temperature along the axis of an ideal ram jet eng....temperature along the axis of an ideal ram jet engine?

Question 5. A rocket motor has a chamber pressure of 100 bar and chamber temperature of 3000 K. The ambient pressure is 1 bar. Assu....and optimally expanded. The exit static temperature in K is

Question 6. Given that the Laplace transform, L(eat) = 1/(s - a) then L(e5t sinh 5t) ....

Question 7. Which one of the following criteria leads to maximum turn rate and minimum radius in a level turn flight? ....

Question 8. A function y(t) satisfies the differential equation d2y/dt2 -2 dy/dt + y = 0 and is subject to the initial conditions y....0) = 1. The value of y(t = 1) is

Question 9. A glider is launched from a 500m high hilltop. Following data is available for the glider: Zero lift drag coefficient C....The maximum range of the glider in km is _________

Question 10. Consider an airplane with rectangular straight wing at dihedral angle T = 100 . Lift curve slope of wing airfoil sectio....The roll stability derivative, Clb in per radian is __________

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

DSP Combined 1 Free Revision Test SAIL JO E-0

GPOE / GPA Combined 1 Free Revision Test SAIL JO E-0

BSP Plant Specific Review Test SAIL JO E-0

BSL Combined 1 Free Revision Test SAIL JO E-0

GFM Combined 1 Free Revision Test SAIL JO E-0