AnswersNC-Math 4 CRVector Addition and Subtraction

Applying Vectors in the Plane Answers

10 verified answers
1
Free Preview

A single-engine plane is flying at 30 mph in the direction N 60° E. A wind is blowing from west to east at 15 mph. Which diagram accurately represents the wind triangle for this plane?

A
On a coordinate plane, a ground vector goes up and to the right. Air vector is higher than the ground vector and forms angle 60 degrees with the x-axis. Wind vector connects the terminal points of the vectors.
Option A
B
On a coordinate plane, an air vector goes up and to the right. Ground vector is higher than the ground vector and forms angle 60 degrees with the x-axis. Wind vector connects the terminal points of the vectors.
Option B
C
On a coordinate plane, a ground vector goes up and to the right. Air vector is higher than the ground vector and forms angle 60 degrees with the y-axis. Wind vector connects the terminal points of the vectors.
Option C
D
On a coordinate plane, an air vector goes up and to the right. Ground vector is higher than the ground vector and forms angle 60 degrees with the y-axis. Wind vector connects the terminal points of the vectors.
Option D
2
Free Preview

A plane flies at 350 mph in the direction 40° north of east, with a wind blowing at 40 mph in the direction 30° south of east. What is the plane’s drift angle?

A
5.90°
B
6.38°
C
45.89°
D
46.38°
3

Review the diagram.

Question illustration
A
approximately 37.00° above the ground
B
approximately 42.17° above the ground
C
approximately 47.83° above the ground
D
approximately 53.00° above the ground
4

A plane leaves an airport traveling at 400 mph in the direction N 45° E. A wind is blowing at 40 mph in the direction N 45° W. What is the ground speed of the plane?

A
400 mph
B
402 mph
C
429 mph
D
440 mph
5

Review the graph.

Question illustration
A
13.23 pounds
B
38.78 pounds
C
43.95 pounds
D
53.23 pounds
6

Review the diagram.

Question illustration
A
9,821 pounds
B
10,244 pounds
C
14,405 pounds
D
24,226 pounds
7

An airplane is traveling with an airspeed of 500 mph in the direction N 60° E. A wind blows directly south at 50 mph. What is the plane’s drift angle?

A
3.84°
B
5.21°
C
60.00°
D
65.21°
8

Review the diagram.

Question illustration
A
(78, 290)
B
(290, 78)
C
(127, 272)
D
(272, 127)
9

A plane is traveling with an airspeed of 350 mph in the direction N 40° E. Let the plane’s ground speed equal x, which is affected by a 50-mph wind blowing directly from the south. Which diagram represents this scenario?

A
On a coordinate plane, a vector labeled 350 miles per hour is 40 degrees from the y-axis in quadrant 1. Vector x is about 35 degrees from the y-axis. A vector labeled 50 miles per hour connects the terminal points of the 2 vectors.
Option A
B
On a coordinate plane, a vector labeled 350 miles per hour is 40 degrees from the y-axis in quadrant 2. Vector x is about 35 degrees from the y-axis. A vector labeled 50 miles per hour connects the terminal points of the 2 vectors.
Option B
C
On a coordinate plane, a vector labeled 350 miles per hour is 40 degrees from the x-axis in quadrant 2. Vector x is about 45 degrees from the x-axis. A vector labeled 50 miles per hour connects the terminal points of the 2 vectors.
Option C
D
On a coordinate plane, a vector labeled 350 miles per hour is 40 degrees from the x-axis in quadrant 1. Vector x is about 45 degrees from the x-axis. A vector labeled 50 miles per hour connects the terminal points of the 2 vectors.
Option D
10

A boat travels with velocity vector . What is the directional bearing of the boat?

Question illustration
A
N 30° E
B
E 30° S
C
E 30° N
D
N 30° W

Did you find these answers helpful?

More from this Course

Quiz
10 verified answers

Vector Addition and Subtraction

Quiz
10 verified answers

Vector Addition and Subtraction

Quiz
10 verified answers

Considerations When Sampling