Explore topic-wise MCQs in Aircraft Design.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Aircraft Design knowledge and support exam preparation. Choose a topic below to get started.

1.

When aircraft is in air, it can only experience air load.

A. True
B. False
Answer» C.
2.

When an aircraft flies in air, it experiences _________

A. lift, drag, thrust loads, etc
B. only lift load
C. only gust load
D. only drag force
Answer» B. only lift load
3.

An aircraft is cruising with cruise speed of 250m/s. All of the sudden aircraft experiences in a gust with velocity of 10m/s. determine the change in angle of attack due to this upward gust.

A. 2.3
B. 6
C. 5.6
D. 9
Answer» B. 6
4.

My aircraft is flying at particular altitude. At that altitude ratio of actual airspeed to the equivalent airspeed is 1.4 then, what should be the desire value of density ratio?

A. 0.51
B. 1.89
C. 0.12
D. 0.189
Answer» B. 1.89
5.

If actual speed of aircraft is 100 m/s and is flying at certain altitude with density ratio of 0.3 then, find equivalent at speed at that altitude.

A. 54.77m/s
B. 125ft/s<sup>2</sup>
C. 1.2M
D. 1.5M
Answer» B. 125ft/s<sup>2</sup>
6.

A typical aircraft has level cruise speed of 0.6M. Find the dive speed for given subsonic aircraft.

A. 0.9M
B. 1.9M
C. 330m/s
D. 345m/s
Answer» B. 1.9M
7.

The dive speed in v-n diagram represents _________

A. maximum dynamic pressure
B. maximum manifold pressure of supercharger
C. hydraulic actuator speed limit
D. rate of climb
Answer» B. maximum manifold pressure of supercharger
8.

An aircraft is cruising with lift of 150N. Find the weight of aircraft.

A. 0.150KN
B. 150KN
C. 123N
D. 15KN
Answer» B. 150KN
9.

Load factor is defined as _______________

A. ratio of lift produced to the weight of aircraft
B. aerodynamic efficiency
C. thrust loading
D. power to weight ratio
Answer» B. aerodynamic efficiency