Question

If static air pressure is 0.5 bar and dynamic pressure is 0.85 bar then, find total pressure acting on a body.

(a) 1.35

(b) 5

(c) 7

(d) 8.56

I had been asked this question by my school principal while I was bunking the class.

My doubt stems from Aerodynamic Forces topic in section Aerodynamics of Aircraft Design

Answer 1

Correct choice is (a) 1.35

Explanation: Total pressure = static pressure + dynamic pressure = 0.5 + 0.85 = 1.35 bar.