chord and falling bodies apparatus
Date: 1810-1830
Inventory Number: 2002-1-0023
Classification: Demonstration Apparatus
Dimensions:67 × 67 × 5.8 cm (26 3/8 × 26 3/8 × 2 5/16 in.)
Description:
A mahogany hoop through which two wires are strung, one corresponding to a diameter, the other to a chord; one quarter of the rim of the object supports a brass rail. Each of the three elements, wires and rail, supports a solid brass sphere that can travel up and down the wire or rail.