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I5-02. Transformation Of Mechanical Energy Into Heat

Purpose

To demonstrate transformation of mechanical energy into heat.

Equipment

Quarter-inch electric drill, 1/4" dowel rod, soft wood block.

Suggestions

Teach this to a boy scout.

Images

I5-02

Description

Use an electric drill to spin a wooden dowel rod in a hole on a large wooden beam. Shortly the contact point begins to smoke, indicating generation of heat due to friction.

 

I. Thermodynamics

I. Thermodynamics

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