Inclined Planes and Air Navigation

Practice Questions

Trigonometry › Inclined Planes and Air Navigation

Questions
7
1

A 450 pound barrel rests on a inclined plane. What is the minimum force (ignoring friction) needed to keep the barrel from rolling down the incline? What is the force the barrel exerts against the inclined plane? Will the barrel stay in place or roll?

2

Select the answer that correctly matches the following air navigation terms to their definitions.

3

The heading of an airplane is and the airspeed is miles per hour. Find the groundspeed and course if there is a wind of miles per hour from . Refer to the figure below.

Screen shot 2020 08 04 at 9.47.06 am

4

A 150 pound barrel rests on a inclined plane. What is the minimum force (ignoring friction) needed to keep the barrel from rolling down the incline? What is the force the barrel exerts against the inclined plane? Will the barrel stay in place or roll?

5

The airspeed of an airplane is 210 kilometers per hour. There is a wind of 25 kilometers per hour from . Find the heading and the groundspeed in order to track . Refer to the figure below.

Screen shot 2020 08 04 at 10.00.04 am

6

A 65 pound barrel rests on a inclined plane. What is the minimum force (ignoring friction) needed to keep the barrel from rolling down the incline? What is the force the barrel exerts against the inclined plane? Will the barrel stay in place or roll?

7

In the following diagram, a blue box sits on an inclined plane. The box has weight W and exerts force against the inclined plane and force down the inclined plane. Which of the following correctly relates these vectors together?

Screen shot 2020 08 03 at 5.16.21 pm

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