Ch3

1
Chapter 3
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Which figure shows
(1) (2) (3) (4) (5)
3
Which figure shows
(1) (2) (3) (4) (5)
4
Which figure shows
(1) (2) (3) (4) (5)
5
Which figure shows
(1) (2) (3) (4) (5)
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What are the x- and y-components Cx and Cy of
vector
1) Cx 3 cm, Cy 1 cm 2) Cx 4 cm, Cy 2
cm 3) Cx 2 cm, Cy 1 cm 4) Cx 3 cm, Cy
1 cm 5) Cx 1 cm, Cy 1 cm
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What are the x- and y-components Cx and Cy of
vector
1) Cx 3 cm, Cy 1 cm 2) Cx 4 cm, Cy 2
cm 3) Cx 2 cm, Cy 1 cm 4) Cx 3 cm, Cy
1 cm 5) Cx 1 cm, Cy 1 cm
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Angle that specifies the direction of is
given by
1) tan1(Cx/Cy) 2) tan1(Cx/Cy) 3) tan1(Cx/C
y) 4) tan1(Cy/Cx) 5) tan1(Cy/Cx)
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Angle that specifies the direction of is
given by
1) tan1(Cx/Cy) 2) tan1(Cx/Cy) 3) tan1(Cx/C
y) 4) tan1(Cy/Cx) 5) tan1(Cy/Cx)
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Chapter 3 Reading Quiz
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What is a vector?
1) A quantity having both size and
direction 2) The rate of change of velocity 3) A
number defined by an angle and a magnitude 4) The
difference between initial and final
displacement 5) None of the above
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What is a vector?
1) A quantity having both size and
direction 2) The rate of change of velocity 3) A
number defined by an angle and a magnitude 4) The
difference between initial and final
displacement 5) None of the above
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What is the name of the quantity represented as
1) Eye-hat 2) Invariant magnitude 3) Integral of
motion 4) Unit vector in x-direction 5) Length of
the horizontal axis
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What is the name of the quantity represented as
1) Eye-hat 2) Invariant magnitude 3) Integral of
motion 4) Unit vector in x-direction 5) Length of
the horizontal axis
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This chapter shows how vectors can be added using
1) graphical addition. 2) algebraic
addition. 3) numerical addition. 4) both 1 and
2. 5) both 1 and 3.
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This chapter shows how vectors can be added using
1) graphical addition. 2) algebraic
addition. 3) numerical addition. 4) both 1 and
2. 5) both 1 and 3.
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To decompose a vector means
1) To break it into several smaller
vectors. 2) To break it apart into scalars. 3) To
break it into pieces parallel to the axes. 4) To
place it at the origin. 5) This topic was not
discussed in Chapter 3.
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To decompose a vector means
1) To break it into several smaller
vectors. 2) To break it apart into scalars. 3) To
break it into pieces parallel to the axes. 4) To
place it at the origin. 5) This topic was not
discussed in Chapter 3.