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The figure shows three vectors and their magnitudes and relative directions.The magnitude of the resultant of the three vectors is closest to The figure shows three vectors and their magnitudes and relative directions.The magnitude of the resultant of the three vectors is closest to A) 19 B) 16 C) 13 D) 10 E) 7.0


A) 19
B) 16
C) 13
D) 10
E) 7.0

F) A) and E)
G) A) and C)

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A velocity vector has components 36 m/s westward and 22 m/s northward.What are the magnitude and direction of this vector?

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42 m/s at ...

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Three vectors, Three vectors, , ,and ,have the components shown in the table.What is the magnitude of the resultant of these three vectors? A) 5.50 m B) 13.0 m C) 11.1 m D) 7.00 m E) 2.00 m, Three vectors, , ,and ,have the components shown in the table.What is the magnitude of the resultant of these three vectors? A) 5.50 m B) 13.0 m C) 11.1 m D) 7.00 m E) 2.00 m,and Three vectors, , ,and ,have the components shown in the table.What is the magnitude of the resultant of these three vectors? A) 5.50 m B) 13.0 m C) 11.1 m D) 7.00 m E) 2.00 m ,have the components shown in the table.What is the magnitude of the resultant of these three vectors? Three vectors, , ,and ,have the components shown in the table.What is the magnitude of the resultant of these three vectors? A) 5.50 m B) 13.0 m C) 11.1 m D) 7.00 m E) 2.00 m


A) 5.50 m
B) 13.0 m
C) 11.1 m
D) 7.00 m
E) 2.00 m

F) C) and D)
G) B) and E)

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An airplane undergoes the following displacements,all at the same altitude: First,it flies An airplane undergoes the following displacements,all at the same altitude: First,it flies In a direction 30.0° east of north.Next,it flies Due south.Finally,it flies 30.0° north of west.Use components to determine how far the airplane ends up from its starting point. A) 71.5 km B) 73.0 km C) 74.4 km D) 70.1 km E) 68.7 km In a direction 30.0° east of north.Next,it flies An airplane undergoes the following displacements,all at the same altitude: First,it flies In a direction 30.0° east of north.Next,it flies Due south.Finally,it flies 30.0° north of west.Use components to determine how far the airplane ends up from its starting point. A) 71.5 km B) 73.0 km C) 74.4 km D) 70.1 km E) 68.7 km Due south.Finally,it flies An airplane undergoes the following displacements,all at the same altitude: First,it flies In a direction 30.0° east of north.Next,it flies Due south.Finally,it flies 30.0° north of west.Use components to determine how far the airplane ends up from its starting point. A) 71.5 km B) 73.0 km C) 74.4 km D) 70.1 km E) 68.7 km 30.0° north of west.Use components to determine how far the airplane ends up from its starting point.


A) 71.5 km
B) 73.0 km
C) 74.4 km
D) 70.1 km
E) 68.7 km

F) A) and D)
G) B) and E)

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A swimmer heading directly across a river that is 200 m wide reaches the opposite bank in 6 min 40 s.During this swim,she is swept downstream 480 m.What is the speed of the current?


A) 0.50 m/s
B) 0.80 m/s
C) 1.2 m/s
D) 1.4 m/s
E) 1.8 m/s

F) B) and C)
G) C) and D)

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Three forces, Three forces, <sub>1</sub>, <sub>2</sub>,and <sub>3</sub>,each of magnitude 70 N,all act on an object as shown in the figure.The magnitude of the resultant force acting on the object is A) 35 N. B) 70 N. C) 140 N. D) 210 N. E) 0 N. 1, Three forces, <sub>1</sub>, <sub>2</sub>,and <sub>3</sub>,each of magnitude 70 N,all act on an object as shown in the figure.The magnitude of the resultant force acting on the object is A) 35 N. B) 70 N. C) 140 N. D) 210 N. E) 0 N. 2,and Three forces, <sub>1</sub>, <sub>2</sub>,and <sub>3</sub>,each of magnitude 70 N,all act on an object as shown in the figure.The magnitude of the resultant force acting on the object is A) 35 N. B) 70 N. C) 140 N. D) 210 N. E) 0 N. 3,each of magnitude 70 N,all act on an object as shown in the figure.The magnitude of the resultant force acting on the object is Three forces, <sub>1</sub>, <sub>2</sub>,and <sub>3</sub>,each of magnitude 70 N,all act on an object as shown in the figure.The magnitude of the resultant force acting on the object is A) 35 N. B) 70 N. C) 140 N. D) 210 N. E) 0 N.


A) 35 N.
B) 70 N.
C) 140 N.
D) 210 N.
E) 0 N.

F) A) and E)
G) C) and D)

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If If - = 0,then the vectors and have equal magnitudes and are directed in the same direction. - If - = 0,then the vectors and have equal magnitudes and are directed in the same direction. = 0,then the vectors If - = 0,then the vectors and have equal magnitudes and are directed in the same direction. and If - = 0,then the vectors and have equal magnitudes and are directed in the same direction. have equal magnitudes and are directed in the same direction.

A) True
B) False

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Consider two vectors Consider two vectors And Shown in the figure.The difference - Is best illustrated by A) choice (a) . B) choice (b) . C) choice (c) . D) choice (d) . And Consider two vectors And Shown in the figure.The difference - Is best illustrated by A) choice (a) . B) choice (b) . C) choice (c) . D) choice (d) . Shown in the figure.The difference Consider two vectors And Shown in the figure.The difference - Is best illustrated by A) choice (a) . B) choice (b) . C) choice (c) . D) choice (d) . - Consider two vectors And Shown in the figure.The difference - Is best illustrated by A) choice (a) . B) choice (b) . C) choice (c) . D) choice (d) . Is best illustrated by Consider two vectors And Shown in the figure.The difference - Is best illustrated by A) choice (a) . B) choice (b) . C) choice (c) . D) choice (d) .


A) choice (a) .
B) choice (b) .
C) choice (c) .
D) choice (d) .

E) B) and C)
F) A) and D)

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A displacement vector is 34.0 m in length and is directed 60.0° east of north.Selecting from the choices in the table below,what are the components of this vector? A displacement vector is 34.0 m in length and is directed 60.0° east of north.Selecting from the choices in the table below,what are the components of this vector? A) choice 1 B) choice 2 C) choice 3 D) choice 4 E) choice 5


A) choice 1
B) choice 2
C) choice 3
D) choice 4
E) choice 5

F) A) and D)
G) A) and C)

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