Equivalent Capacitance and Charge on the Sphere

Related BrainMass Solutions

• Capacitors: Types, Expressions, Effect of Insertion

  Let the outer sphere be given +Q charge and the inner sphere -Q charge which spread uniformly on the respective sphere surfaces.

• Spherical capacitor: Equivalent parallel plate capacitor

  82720 Spherical capacitor: Equivalent parallel plate capacitor Derive an expression for capacitance of spherical capacitor (inner and outer radii are R1 and R2 respectively) and show that in case of small distance between spheres (R1 ≈ R2) capacitance

• Electrostatic Energy

  Explain your choice. 17) The capacitance of a parallel-plate capacitor is: (a) independent of the plate seperation (b) dependent on the charge (c) dependent on the voltage (d) independent of the plate area (e) none of these.

• Electrostatics: Capacitance of a spherical capacitor.

  The inner sphere has radius 15.0 cm, and the capacitance is 116 pF. 1.) What is the radius of the outer sphere? 2.) If the potential difference between the two spheres is 220 V, what is the magnitude of charge on each sphere? 1.

• E & M Spherical Capacitor Problem

  (3) Calculate the charge on the outer sphere when it is grounded and the inner sphere is at potential V. (4) Convert your calculations above into the coefficients of capacitance---a.k.a. the capacitance tensor.

• Energy in the field of charged conducting sphere

  The energy U stored in a capacitor depends on the charge and the capacitance according to Plugging in C gives b) Calculate the radius R0.5 within which the field energy is one half the total stored energy.

• Electrostatics: Coulomb's law, polarization, capacitance.

  Describe how you could put a positive charge on the metal sphere. 3. A negative charge of 2.0 micro coulombs is held at a distance of 0.30 m from a negative charge of 1.2 micro coulombs.

• Radioactivity - Charging of a Sphere

  The solution explains how the charge accumulated is related to the capacitance of the sphere.

• Capacitors in Parallel: What is the equivalent capacitance of the two capacitors? What is the charge stored on each capacitor?

  the total charge on the equivalent capacitor, therefore: Thus we have for capacitors in series: The equivalent capacitance of the two capacitors are determined.