In jet engines diffusers are used __________
A. at low speeds
B. at Supersonic speeds
C. Not related to speed at all
D. None of the mentioned
Answer:A
In jet engines diffusers are used __________
A. at low speeds B. at Supersonic speeds C. Not related to speed at all D. None of the mentioned
Explanation: Diffuser allows extra air to escape and as a result aerodynamic properties increases and hence diffuser is used in jet engine when operated at supersonic speeds.