What is the purpose of the sliding contacts in an elementary generator?
Understand the Problem
The question is asking about the function or role of sliding contacts in an elementary generator. It relates to how these contacts interact with the generator's components and their importance in the functionality of the device.
Answer
Sliding contacts connect the loop to an external circuit to utilize the induced emf.
The purpose of sliding contacts in an elementary generator is to connect the rotating wire loop to an external circuit load to pick up or use the induced electromotive force (emf).
Answer for screen readers
The purpose of sliding contacts in an elementary generator is to connect the rotating wire loop to an external circuit load to pick up or use the induced electromotive force (emf).
More Information
Sliding contacts, often referred to as brushes, make the physical and electrical connection between the stationary parts and the rotating loop in the generator, allowing the electrical current to flow from the generator to an external circuit.
Tips
A common mistake is confusing the sliding contacts (brushes) with slip rings, which are used in AC generators to provide a continuous electrical path.
Sources
- The web page with info on - DC Generator - [PDF] DPG Polytechnic - dpgpolytechnic.com
- THE ELEMENTARY GENERATOR - Integrated Publishing - electriciantraining.tpub.com
- THE ELEMENTARY GENERATOR The simplest ... - Course Hero - coursehero.com
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