Page 86: Chapter 4, Missing Question
In the questions to this chapter, Question 4 is missing, even though there is an answer to Question 4 in the Answers Section on Page 355.
This error is a case of a missing question, and the answers to the other questions to Chapter 4 remain correct. The missing Question is:
a. unpredictable and haphazard, leading to an abrupt decrease in lift force.
b. smooth and laminar, leading to an increase in lift.
c. a turbulent Boundary Layer, leading to a slight reduction in lift.
d. smooth and laminar, creating a favourable Pressure Gradient.
The answer to the above question is: a.
Page 181: Error in Fig 9.7
The diagram at Figure 9.7 erroneously reverses the depiction of the lift and weight forces. The correct version of the diagram is given below.
Page 192: Rate of Turn
In the top "key" margin box, the text should read:
Page 249:Chapter 11, Stability Questions
The correct answer to Question 21 is d. The surface which gives an aircraft directional stability is the fin.