Question 1

1.513 + 27.3 =

Accepted Answer

A)  29 
B)  28.8 
C)  28.9 
D)  28.81 
E)  28.813 
A)  29 
B)  28.8 
C)  28.9 
D)  28.81 
E)  28.813 B

Question 2

Let   The magnitude of   is:

Accepted Answer

A)  5.00 
B)  5.57 
C)  7.00 
D)  7.42 
E)  8.54 
A)  5.00 
B)  5.57 
C)  7.00 
D)  7.42 
E)  8.54 C

Question 3

If

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)    A

Question 4

Four vectors   all have the same magnitude. The angle  $\degree$ between adjacent vectors is 45 $\degree$ as shown. The correct vector equation is:

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 5

Let   Then   equals:

Accepted Answer

A)    
B)    
C)  23 
D)  17 
E)  none of these 
A)    
B)    
C)  23 
D)  17 
E)  none of these

Question 6

Let   The vector sum   is:

Accepted Answer

A)    
B)    
C)    
D)    
E)  none of these 
A)    
B)    
C)    
D)    
E)  none of these

Question 7

If   and neither   vanish, then:

Accepted Answer

A)    are parallel and in the same direction 
B)    are parallel and in opposite directions 
C)  the angle between   is 45 $\degree$ 
D)  the angle between   is 60 $\degree$ 
E)    is perpendicular to   
A)    are parallel and in the same direction 
B)    are parallel and in opposite directions 
C)  the angle between   is 45 $\degree$ 
D)  the angle between   is 60 $\degree$ 
E)    is perpendicular to

Question 8

The value of   is:

Accepted Answer

A)  zero 
B)  +1 
C)  -1 
D)  3 
E)    
A)  zero 
B)  +1 
C)  -1 
D)  3 
E)

Question 9

If   then   has magnitude:

Accepted Answer

A)  10 m 
B)  20 m 
C)  30 m 
D)  40 m 
E)  50 m 
A)  10 m 
B)  20 m 
C)  30 m 
D)  40 m 
E)  50 m

Question 10

A vector   of magnitude 6 and another vector   have a resultant of magnitude 12. The vector :

Accepted Answer

A)  must have a magnitude of at least 6 but no more than 18 
B)  may have a magnitude of 20 
C)  cannot have a magnitude greater than 12 
D)  must be perpendicular to   
E)  must be perpendicular to the resultant vector 
A)  must have a magnitude of at least 6 but no more than 18 
B)  may have a magnitude of 20 
C)  cannot have a magnitude greater than 12 
D)  must be perpendicular to   
E)  must be perpendicular to the resultant vector

Question 11

The vector   in the diagram is equal to:

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 12

In the diagram,   has magnitude 12 and   has magnitude 8. The x component of   is about:

Accepted Answer

A)  5.5 m 
B)  7.6 m 
C)  12 m 
D)  14 m 
E)  15 m 
A)  5.5 m 
B)  7.6 m 
C)  12 m 
D)  14 m 
E)  15 m

Question 13

If   , then:

Accepted Answer

A)    must be parallel and in the same direction 
B)    must be parallel and in opposite directions 
C)  either   must be zero 
D)  the angle between   must be 60 $\degree$ 
E)  none of the above is true 
A)    must be parallel and in the same direction 
B)    must be parallel and in opposite directions 
C)  either   must be zero 
D)  the angle between   must be 60 $\degree$ 
E)  none of the above is true

Question 14

3.2 x 2.7 =

Accepted Answer

A)  9 
B)  8 
C)  8.6 
D)  8.64 
E)  8.640 
A)  9 
B)  8 
C)  8.6 
D)  8.64 
E)  8.640

Question 15

A right circular cylinder with a radius of 2.3 cm and a height of 1.4 m has a volume of:

Accepted Answer

A)  0.20 m3 
B)  0.14 m3 
C)  9.3 x 10-3 m3 
D)  2.3 x 10-3 m3 
E)  7.4 x 10-4 m3 
A)  0.20 m3 
B)  0.14 m3 
C)  9.3 x 10-3 m3 
D)  2.3 x 10-3 m3 
E)  7.4 x 10-4 m3

Question 16

The vectors   ,   ,and   are related by   . Which diagram below illustrates this relationship?

Accepted Answer

A)  I. 
B)  II. 
C)  III. 
D)  IV. 
E)  None of these 
A)  I. 
B)  II. 
C)  III. 
D)  IV. 
E)  None of these

Question 17

The value of   is:

Accepted Answer

A)  zero 
B)  +1 
C)  -1 
D)  3 
E)    
A)  zero 
B)  +1 
C)  -1 
D)  3 
E)

Question 18

Let   The vector difference   is:

Accepted Answer

A)    
B)    
C)    
D)    
E)  none of these 
A)    
B)    
C)    
D)    
E)  none of these

Question 19

(7.0 x106)/(2.0 x10-6) =

Accepted Answer

A)  3.5 x 10-12 
B)  3.5x 10-6 
C)  3.5 
D)  3.5 x 106 
E)  3.5 x1012 
A)  3.5 x 10-12 
B)  3.5x 10-6 
C)  3.5 
D)  3.5 x 106 
E)  3.5 x1012

Question 20

The vector   is:

Accepted Answer

A)  greater than   in magnitude 
B)  less than   in magnitude 
C)  in the same direction as   
D)  in the direction opposite to   
E)  perpendicular to   
A)  greater than   in magnitude 
B)  less than   in magnitude 
C)  in the same direction as   
D)  in the direction opposite to   
E)  perpendicular to

Exam 1: Vectors and Mesurement

1.513 + 27.3 =

Let The magnitude of is:

If

Four vectors all have the same magnitude. The angle °\degree° between adjacent vectors is 45 °\degree° as shown. The correct vector equation is:

Let Then equals:

Let The vector sum is:

If and neither vanish, then:

The value of is:

If then has magnitude:

A vector of magnitude 6 and another vector have a resultant of magnitude 12. The vector :

The vector in the diagram is equal to:

In the diagram, has magnitude 12 and has magnitude 8. The x component of is about:

If , then:

3.2 x 2.7 =

A right circular cylinder with a radius of 2.3 cm and a height of 1.4 m has a volume of:

The vectors , ,and are related by . Which diagram below illustrates this relationship?

The value of is:

Let The vector difference is:

(7.0 x106)/(2.0 x10-6) =

The vector is:

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