靜電場中的電位、電容與導體系統分析

📝 歷屆考古題

• 115年 hce_nsysu 第9題
  A conducting sphere is charged such that the electric potential on its surface is 100 volt (V) (rela…
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• 115年 hce_nsysu 第46題
  What happens to the capacitance of a parallel-plate capacitor if the distance between the two plates…
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• 115年 hce_nsysu 第47題
  A solid nonconducting sphere of radius $R$ carries a total charge $Q$ distributed uniformly througho…
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• 115年 hce_nsysu 第49題
  The electrostatic force between two rest point charges $q$ and $Q$ separated by a distance $r$ is $f$…
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• 114年 hce_nsysu 第8題
  An electrocardiogram (ECG) can detect heart activity because the heart can form an electric dipole u…
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• 114年 hce_nsysu 第9題
  Nyboer theoretically discovered in 1940 that changes in impedance can be used to determine changes i…
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• 114年 hce_nsysu 第12題
  Effectively, a nerve fiber can be considered as being composed of many individual circuits, where ea…
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• 114年 hce_nsysu 第33題
  Two concentric conducting spheres have an inner sphere of radius a and an outer sphere of radius b.…
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• 114年 hce_nsysu 第35題
  Consider the circuit in the Figure and assume the battery has no internal resistance. Just after the…
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• 114年 hce_nsysu 第42題
  A parallel-plate capacitor has plates of area $\text{A} = 8\text{ m}^2$ and separation $\text{d} = 1.5\text{ mm}$…
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• 114年 hce_nsysu 第44題
  Two electric dipoles are placed horizontally along the x-axis, but one of them is oriented in the op…
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• 113年 hce_nsysu 第14題
  See the right figure, there is a metallic sphere, on which a constant electric potential is applied.…
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• 113年 hce_nsysu 第31題
  Determine the correct unit and magnitude of the electric field at distance $x$ from the midpoint of…
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• 113年 hce_nsysu 第32題
  The plates of a parallel-plate capacitor have area $A$ and separation $d$. Two different dielectrics…
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• 113年 hce_nsysu 第52題
  Consider a parallel-plate capacitor. Each plate has area $A$. One plate carries a uniform surface ch…
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• 113年 hce_nsysu 第54題
  Two charges ($+q$) are located on the x axis as the figure shows. What is the resulting electric fie…
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• 112年 hce_nsysu 第8題
  A spherical ball contains a charge $+q$ uniformly distributed over its surface. When its diameter is…
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• 112年 hce_nsysu 第48題
  Two opposite charges $+q$ and $-q$ are located as the right figure shows. What is the resulting elec…
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• 112年 hce_nsysu 第49題
  What is the capacitance of a parallel plate capacitor? Assume $A$ is the area of each plate, $\varepsilon$…
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• 112年 hce_nsysu 第59題
  Two conducting spheres with radius $r$ and $3r$ are separated far-apart. The larger sphere carries c…
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• 111年 hce_nsysu 第33題
  The circuit right contains three 100-W light bulbs. The emf $\varepsilon = 220$ V. Which light bulb(…
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• 111年 hce_nsysu 第40題
  Two conducting spheres, of radii $R_1 = 0.2$ m and $R_2 = 0.1$ m, carry charges $q_1 = 6 \times 10^{-8}$…
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• 111年 hce_nsysu 第42題
  Two batteries of different emfs and different internal resistances are connected. The voltage across…
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• 111年 hce_nsysu 第54題
  Under electrostatic conditions, the electric field just outside the surface of any charged conductor
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• 111年 hce_nsysu 第56題
  A conducting sphere is charged up such that the potential on its surface is 100 V (relative to infin…
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