Ring & Ball Gravesande

SKSS-MD2063

Description

The Gravesande's Ring and Ball apparatus is a classic device used to demonstrate thermal expansion of solids. It includes a metal ball and ring. At room temperature, the ball passes through the ring easily, but when heated, the ball expands and cannot pass through the ring.

Technical Specifications

Material: Brass or stainless steel (ball and ring)

Ball Diameter: 19–25 mm (approx.)

Ring Inner Diameter: Slightly larger than ball at room temperature

Handle: Insulated metal rods for safe handling

Mounting: Handheld or fixed frame type

Principle: Thermal expansion of solids

Heating Method: Spirit lamp or Bunsen burner compatible

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