Concept explainers
(a)
The angular acceleration of the propeller when the turn is horizontal.
(a)
Answer to Problem 1P
The angular acceleration of the propeller when the turn is horizontal is
Explanation of Solution
Write the expression of angular acceleration at constant speed.
Write the expression of angular acceleration turning at constant rate.
Here,
Write the expression of angular acceleration.
Conclusion:
Substitute
Substitute
Substitute
Thus, the angular acceleration of the turn is horizontal
(b)
The angular acceleration of the propeller when the turn is vertical, downward.
(b)
Answer to Problem 1P
The angular acceleration of the propeller when the turn is vertical, downward is
Explanation of Solution
Substitute
Substitute
Substitute
Thus, the angular acceleration of the propeller when the turn is vertical, downward is
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Chapter 20 Solutions
Engineering Mechanics: Dynamics (14th Edition)
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