Physics
Grade-9
Easy
Question
If you join two different metals together and then heat the junction, it produces electricity. This is called_____.
- Thermoelectric effect.
- Piezoelectric effect.
- Magnetomotive effect.
- Chemical action.
Hint:
The generation of electricity from joining two metals on heating is called the thermoelectric effect.
The correct answer is: Thermoelectric effect.
If you join two different metals together and then heat the junction, it produces electricity. This is called thermo-electric effect.
- The generation of electricity on joining and heating two metals is called the thermoelectric effect.
- In the thermoelectric effect, electricity can be generated from heat and the heat can be converted into electricity again.
- It is also called the Peltier-Seebeck effect.
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