Conservation of Angular Momentum: Rotational Dynamics
Hero's Engine
PIRA Class: 1Q40.80
Purpose
Observe the conservation of angular momentum of an
isolated system.
Description
A flask (inside sleeve of a thermos) constructed such that the vents are constructed in opposite
directions. As steam from the liquid nitrogen exit the vents, flask will spin.
Alternative: Use a glass Hero's Engine flask and heat the water within using a propane burner
Equipment
Thermos Hero's Engine