Light a Bulb with a Capacitor and Charge with a battery

5C30.30B | Ca4
Catalog: 
5C30.30B
Location: 
Ca4
Room: 
PS F175
Quantity: 
1
Setup Time: 
10 min
Instructors: 
Sankey
  • A 6.6 volt bulb, 1 F capacitor, and 4.5 vollt batteries.
    A 6.6 volt bulb, 1 F capacitor, and 4.5 vollt batteries.
  • The capacitor is charging and the current shows on the multimeter.
    The capacitor is charging and the current shows on the multimeter.
  • After a minute or two the capacitor is still charging but the current flow is le
    After a minute or two the capacitor is still charging but the current flow is less.
  • The capacitor is connected to the bulb and begins to discharge. The current show
    The capacitor is connected to the bulb and begins to discharge. The current shows on the multimeter.
  • The bulb glows very little but continues to discharge the capacitor. The current
    The bulb glows very little but continues to discharge the capacitor. The current shows on the multimeter.
Date Added: 
Monday, March 12, 2007 - 12:00am
Description: 

Three D cell batteries charge a 1F capacitor while in series with an ampmeter. When the capacitor is charged it is discharged through the light bulb. The student can watch the current vary throughout the process.