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Rank the torques on the five doors shown in the figure above from least to greatest. note that the magnitude of all the forces is the same
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Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=
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Which of the following forces require physical contact? tension air resistance friction magnetic force applied force
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My questions are in the picture:
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