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Educational supplies Educational Supplies Science HE1008613
Bell in a Bell Jar Experiment

Bell in a Bell Jar Experiment

HE1008613

1

Out of stock, check with us for a due date.

Your Price: £79.25 exc VAT

£79.25 exc VAT

Description
Specifications
  • An ideal solution to the common physics experiment demonstrating that sound will not travel in a vacuum
  • Place the bell jar on the pump plate, briefly connect the power supply so that the bell can be heard ringing
  • Connect a vacuum pump to the pump plate and evacuate as much air as possible
  • Close the valve, switch off the pump and connect the power again
  • The bell striker moves but can barely be heard
  • Open the valve slowly, allowing air back in, and the volume of the bell increases
  • Please note ‐ Vacuum pump and DC Power Supply are not included
  • The apparatus consists of a sturdy metal base plate mounted on a metal tripod
  • Baseplate dimensions:Height: 200mm
  • Diameter: 230mmThe bell jar is acrylic and comes complete with an electric bell that requires a suitable d
  • c
  • power supply (3‐6V)
  • Connection to a power supply is made via two 4mm terminals that protrude from the rubber stopper positioned at the top of the bell jar
  • Bell jar dimensions:Height: 260mm
  • Diameter: 180mm
  • Overall mass: 5kg
Group 1 Science
Group 2 Physics
Group 3 Motions & Forces
Group 4 Forces
Material Polythylene
Style Code FE00002167
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Your Price: £79.25 exc VAT

£79.25 exc VAT

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