X-component of a vector

  • Thread starter stunning
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  • #1
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plzzzzzzzzz help me .........

in what circumstances is the x-component of a vector given by magnitude of a vector times the sine of its direction angle?
 

Answers and Replies

  • #2
Doc Al
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When the angle given is with respect to the vertical (y-axis).
 
  • #3
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oh thank u so much...............
 
  • #4
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can ny 1 help me with these questions???
If the component of vector A along the direction of vector B is zero, what can u about the two vectors?
 
  • #5
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Q:2
If the average velocity of an abject is zero in some time interval, what can u say about the displacement of the object for that interval?
 
  • #6
Doc Al
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45,246
1,594
can ny 1 help me with these questions???
If the component of vector A along the direction of vector B is zero, what can u about the two vectors?

Q:2
If the average velocity of an abject is zero in some time interval, what can u say about the displacement of the object for that interval?
Well, what do you think?
 
  • #7
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i hv no idea
 
  • #8
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what do you mean by component of vector A along the direction of vector B?
 
  • #9
malawi_glenn
Science Advisor
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i hv no idea
of course you must have some clue or idea.

can you draw two vectors that have no common component? What can you say about them? hint: look at angles.

Q2: What is the definition of velocity (speed and velocity is not the same), and average velocity?
 

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