APMC1 part 9

APMC1 part 9 - current in the loop? BLvR, clockwise BLvR,...

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Into which circuit should the battery be connected to obtain the greatest steady power dissipation? A B C D E 28. 1/1 points All Submissions Notes Question part Points Submissions 1 1 1/1 Total 1/1 Which circuit will retain stored energy if the battery is connected to it and then disconnected? A B C D E
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29. 0/1 points All Submissions Notes Question part Points Submissions 1 0/1 1/1 Total 0/1 The diagram shows a rectangular loop of wire of width L and resistance R. One end of the loop is in a uniform magnetic field of magnitude B at right angles to the plane of the loop. The loop is pulled to the right at a constant velocity v. What are the magnitude and direction of the induced
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Unformatted text preview: current in the loop? BLvR, clockwise BLvR, counterclockwise BLv/R, clockwise BLv/R, counterclockwise 0, undefined 30. 0/1 points All Submissions Notes Question part Points Submissions 1 0/1 1/1 Total 0/1 A 2-kg block of metal with a specific heat of 100 J/(kgK) falls from rest through a distance of 100 meters to the Earth's surface. If half of the potential energy lost by the fallen block is converted to internal energy of the block, the temperature change of the block is most nearly 1 K 5 K 10 K 25 K 45 K 31. 1/1 points All Submissions Notes Question part Points Submissions...
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This note was uploaded on 09/07/2011 for the course PHYSICS 101 taught by Professor Graham during the Spring '11 term at UNC.

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APMC1 part 9 - current in the loop? BLvR, clockwise BLvR,...

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