Strain gauge
part · 1938 · Electric age
A sensor of deformation by a change in resistance.
Principles and materials it uses
- Electrical resistance — uses. Resistance changes under strain.
- Nickel — is made of. The grid is constantan (copper with nickel).
- Copper — is made of. Copper.
Where it is used
- Electronic scales — is part of. A strain gauge.
- Digital blood pressure monitor — is part of. A pressure sensor.
What it is a kind of
- Sensor — is a kind of. A sensor.