Figure 1 9. Given the vectors A and B in Figure 1. IC-A+B, in which quadrant wil

Question

Figure 1 9. Given the vectors A and B in Figure 1. IC-A+B, in which quadrant will C be found? A)I B)II C) III D) IV 10. Also for Figure 1, if D -A - B, in which quadrant will D be found? A)I B)II C) III D)IV 11. If vectors E and F have the same magnitude, and E points in the negative x-axis direction while F points in positive y-axis direction, what direction will be the direction of the vector sum of the two vectors with respect to the positive x axis? A)45° B)135° C)225° D) 315" E) None ofthe other answers. 2. A hunter aims a rifle on a straight line of site with a monkey hanging from a tree branch. If the hunter fires rifle at the same instant that the monkey lets go of the tree branch, then which of the following is true? A) The rifle bullet will hit the branch the monkey was hanging from. B) The rifle bullet will hit the monkey, if the initial velocity of the bullet is sufficient to travel the distance that the monkey is from the hunter. C) The rifle must be aimed higher than the monkey for the bullet to hit the monkey. D) None of the other answers is true.

Explanation / Answer

9) IV quadrent
10) III quadrent

11) 135 degree
12) A) the rifle bullet will hit the brnch monkey was hanging from.

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