Bell in Jar with Air Pump STEM Science Lab Demonstration Model Manufacturer,Supplier and Exporter in India

Bell in Jar with Air Pump STEM Science Lab Demonstration Model

Product Code : SCL-SK-14282

Indian Lab Suppliers supplies the Bell in Jar with Air Pump (Product ID: 14282) as part of its STEM Kit range. It shows that sound needs a medium to travel.

Quick Answer

An electric bell (4-6 V AC/DC) hangs on a rubber cord inside a sealed bell jar, wired through terminals in a rubber cork. The wooden base has an integrated air pump; as air is removed the ringing grows fainter.

Key Specifications

ParameterDetail
BellElectric, 4-6 V AC/DC
SealRubber cork with terminals
BaseWooden, with integrated air pump

Where This Is Used

Related: Doppler Effect Kit (Product ID: 14276) and Tuning Fork with Resonance Box (Product ID: 14326). Browse the full STEM Kit range or related Physics Lab Equipment products.

Frequently Asked Questions

What does it prove?
Sound needs a medium to travel.

What supply does the bell need?
4-6 V AC/DC.

Is a pump included?
Yes, built into the base.

Related Categories

STEM Kit · Physics Lab Equipment · Electricity and Magnetism

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