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此套題僅?p II含有簡答題,
共計時45分鐘,共35題
占總分50%
可以使用計算器
僅可使用鉛筆
考試時會提供常用公式列表
1)A circuit contains a length of tungsten wire with resistance R. An increase in the resistance would result if which of the following could be decreased?
The resistivity of the tungsten
The cross-pal area of the wire
The length of the wire
The temperature of the wire
The current in the wire

4)Two parallel, straight conductors carry currents 3I and I in the same direction, as shown in the figure above. A plastic meterstick is held against the wires so that they are positioned
at the 0.3 m and 0.7 m mark, respectively. At what position on the meterstick is the magnetic field zero?
Nowhere on the meterstick
At the 0.1 m mark
At the 0.4 m mark
At the 0.6 m mark
At the 0.9 m mark

5)A positively charged particle moves with velocity v in the positive x-direction in a uniform magnetic field B directed in the positive y-direction, as shown above. The particle experiences a force in what direction?
Perpendicularly out of the plane of the page
Perpendicularly into the plane of the page
Positive x-direction
Negative x-direction
Positive y-direction
以上就是關于【2013 AP Physics C物理C—Electricity and Magnetism電磁真題系列之Practice Exam選擇題免費下載】的解答,如需了解學校/賽事/課程動態,可至翰林教育官網獲取更多信息。
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