Capacitance of metal spheres and of a spherical capacitor

Product No: P2420300

Principle

Metal spheres with different radii and a spherical capacitor are charged by means of a variable voltage. The induced charges are determined with a measuring amplifier. The corresponding capacitances are deduced from voltage and charge values.

Tasks

  1. Determination of the capacitance of three metal spheres with different diameters.
  2. Determination of the capacitance of a spherical capacitor.
  3. Determination of the diameters of each test body and calculation of their capacitance values.

What you can learn about

  • Voltage
  • Potential
  • Charge
  • Electric field
  • Electrostatic induction
  • Electrostatic induction constant
  • Capacitance
  • Capacitor
  • Dielectrics



Materiallist (Excerpt) Product Amount
High voltage supply unit, 0-10 kV 13670-93 1
Universal measuring amplifier 13626-93 1
Conductor ball, d 120mm 06238-00 1
Hemispheres,Cavendish type 06273-00 1
Multi-range meter, analogue 07028-01 1
High-value resistor, 10 MOhm 07160-00 1
Digital multimeter 2010 07128-00 1
Conductor ball, d 40mm 06237-00 1
Conductor ball, d 20mm 06236-00 2
Insulating stem 06021-00 2
Barrel base PHYWE 02006-55 2
Alligator clip, insul., strong, 10 pcs 29426-03 1
Support rod PHYWE,square, l 630mm 02027-55 1
Capacitor 10nF/ 250V, G1 39105-14 1
Support rod PHYWE,square,l 400mm 02026-55 1
Universal clamp with joint 37716-00 1
Connecting cord, 30 kV, 1000 mm 07367-00 1
Right angle clamp PHYWE 02040-55 4
Adaptor, BNC socket/4 mm plug 07542-20 1
Connector, T type, BNC 07542-21 1
Screened cable, BNC, l 750 mm 07542-11 1
Hollow plastics ball,w.eyelet 06245-00 1
Adapter, BNC-plug/socket 4 mm. 07542-26 1
Vernier caliper, plastic 03011-00 1
Copper wire, d = 0.5 mm, l = 50 m 06106-03 1
Connecting cord, 32 A, 750 mm, green-yellow 07362-15 2
Connecting cord, 32 A, 500 mm, blue 07361-04 2
Connecting cord, 32 A, 500 mm, red 07361-01 2
Capillary tube, straight, l 250mm 36709-00 1
Connecting cord,100 mm, green-yellow 07359-15 1
Laboratory Experiments Physics, Chemistry, Biology andApplied Sciences, CD-ROM, incl. operating manuals 16502-42 1

Literature for this article als follows

Title Product Language
TESS expert Handbook Laboratory Experiments Physics 16502-32 ENG

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Product No: P2420300

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