Quiz02 -...

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Unformatted text preview: ------------------------------------------------------------------------ *220/fall2011 PL02/plqz02.xm* for user *ajcg* ** /(Last updated: Tue Aug 9 11:58:00 2011)/ Level 1 ------------------------------------------------------------------------ Vectors and forces Quiz/Exam questions can be viewed and submitted only once, and, once viewed, must be submitted within the allowed elapsed time. *(A)* What should you do to receive excused status on a quiz, exam, or homework> 1. Talk to your recitation TA 2. Provide documentation to your lecturer 3. Talk to your lecturer 4. Provide documentation to your recitation TA ____________________ /[weight: 1]/ *(B)* It is possible to add a scalar to a vector. 1. False 2. True ____________________ /[weight: 1]/ *(C)* To add two vectors, one cannot generally add magnitudes. 1. False 2. True ____________________ /[weight: 1]/ *(D)* Acceleration is related to the slope of a velocity versus time graph. 1. True 2. False ____________________ /[weight: 1]/ *(E)* Velocity is a scalar quantity. 1. False 2. True ____________________ /[weight: 1]/ *(F)* Which of the following is */not/* an action-reaction pair of forces?(More than one answer may be correct.) (a) The force exerted by a pitcher on a baseball and the force exerted by the ball when it hits the bat. (b) When you lean against a wall, the force exerted by your hands on the wall and the force exerted by the wall on your hands. (c) in the figure above, the force exerted by the ball on the bat and the force exerted by the bat on player's hands. 1. Only a is not an action-reaction pair of forces 2. a and c are not an action reaction pair of forces 3. None of the three is an action-reaction pair of forces 4. All of them are action-reaction force pairs 5. b and c are not an action-reaction pair of forces ____________________ /[weight: 1]/ ------------------------------------------------------------------------ ...
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Quiz02 -...

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