Acrylic Bell Jar
Product Code : JA-SW-7591
The Acrylic Bell Jar (SKU JA-SW-7591) is a 250 × 140 mm acrylic jar with a bell housed inside it, used to demonstrate part of the nature of sound waves by showing that sound cannot pass through a vacuum. The bell is housed in the acrylic jar for safety during class demonstrations. JaincoLab supplies this acrylic bell jar to schools and colleges for use with a vacuum pump.
Specifications
The Acrylic Bell Jar measures 250 × 140 mm and has the bell housed inside the acrylic jar for safety, so the whole unit can be set on a pump plate and evacuated while students watch and listen to the bell.
| Product | Acrylic Bell Jar |
| SKU | JA-SW-7591 |
| Material | Acrylic |
| Dimensions | 250 × 140 mm |
| Bell | Housed inside the acrylic jar for safety |
| Purpose | Demonstrating that sound does not travel through a vacuum |
Using the acrylic bell jar to show that sound needs a medium
The acrylic bell jar is used for the classic sound-in-a-vacuum demonstration: the bell is set ringing inside the jar and the air is pumped out, and students hear the sound fade while they can still see the bell working, which shows that sound waves need a material medium to travel.
- Demonstrating that sound cannot travel through a vacuum
- Comparing what students see and hear as air is removed from the jar
- Secondary school lessons on sound and wave motion
- Teacher demonstrations with a vacuum pump and pump plate
Scope of supply and ordering
This listing covers the acrylic bell jar, 250 × 140 mm, with the bell housed inside. A vacuum pump and pump plate are needed to evacuate it and are listed separately. Accessories, spares and quantities are confirmed on the quotation.
Minimum order quantity, lead time and packing are confirmed on each quotation for the quantity and the delivery destination. JaincoLab ships bell jars for single laboratories, school groups and college orders, as well as bulk education and export consignments to Africa, the Middle East and South and South-East Asia.
Frequently asked questions
What are the dimensions of the Acrylic Bell Jar?
It measures 250 × 140 mm.
Why is the bell inside an acrylic jar?
The bell is housed in the acrylic jar for safety during demonstrations.
What else is needed for the demonstration?
A vacuum pump with a pump plate to remove the air; the Air Pump Vacuum and pump plates are listed separately.
Related products
Other apparatus for sound and wave experiments is in the Sound and Waves range from JaincoLab, a physics lab equipment manufacturer in India.
Request a quote
To order the Acrylic Bell Jar, send the quantity and delivery destination through the JaincoLab contact page or email [email protected]. Institutions and contractors buying under a tender can also reach us via the tenders page.
