Drill and piece of metal
Révision datée du 11 octobre 2017 à 18:59 par Ljacques (discussion | contributions)
Back to 4B - Heat and the first law
PIRA index: 4B60.50
Description
Drilling holes produces heat by friction
Equipment
- Block of metal
- Drill with aprropriate drill bit
- Thermocouple or infrared thermometer
Instructions
Drill in the piece of metal. Monitor temperature
Keywords
friction, drill
