Physics, 09.11.2019 06:31 shylabear6536
Aplastic cube with a coin taped to its top surface is floating partially submerged in water. a student marks the level of the water on the cube, and then removes the coin and tapes it to the bottom of the cube. afterward, the student returns the cube to the water. the mark the student placed on the cube now
(a) above the water line
(b) below the water line
(c) level with water line
Answers: 2
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Aball tossed vertically upward from the ground next to a building passes the bottom of a window 1.8 s after being tossed and passes the top of the window 0.20 s later. the window is 2.0 m high from top to bottom. what was the ball's initial velocity? the unit vector j^ is directed upward. how far is the bottom of the window from the launch position? how high does the ball rise above the launch position?
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Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.
Answers: 3
Aplastic cube with a coin taped to its top surface is floating partially submerged in water. a stude...
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