18. As airflow passes through a normal shock wave, which of the following changes instatic pressure (i), density (ii), and Mach number (ii) will occur?(iii)<1.0< 1.0> 1.0 or < 1.0< 1.0(i)decrease(ii)a.increa seb.c.d.decrea seincreaseincreasedecrea seincreaseincrea seAn aerofoil travelling at supersonic speed will:19.have its centre of pressure at 50 % chord.have its centre of pressure at 25% chord.give a larger proportion of lift from the lower surface than from theupper surface, and have its centre of pressure at 50 % chord.give approximately equal lift from the upper and lower surfaces, andhave its aerodynamic centre at 50% chord.a.b.C.d.

Shock is an abrupt flow field discontinuity that happens when the local flow speed surpasses the…

Answered: s airflow passes through a normal atic…

Engineering

Mechanical Engineering

s airflow passes through a normal atic pressure (1), density (ii), and M (i) decrease (ii) increa se

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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