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What is the main function of a transformer in a transmission system?

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Question: What is the main function of a transformer in a transmission system?

Options:

  1. To increase or decrease voltage levels
  2. To store electrical energy
  3. To convert AC to DC
  4. To protect the system from faults

Correct Answer: To increase or decrease voltage levels

Solution: 

Transformers are used to increase or decrease voltage levels in a transmission system to facilitate efficient power transfer.

What is the main function of a transformer in a transmission system?

Practice Questions

Q1
What is the main function of a transformer in a transmission system?
  1. To increase or decrease voltage levels
  2. To store electrical energy
  3. To convert AC to DC
  4. To protect the system from faults

Questions & Step-by-Step Solutions

What is the main function of a transformer in a transmission system?
  • Step 1: Understand that a transformer is a device used in electrical systems.
  • Step 2: Know that the main job of a transformer is to change voltage levels.
  • Step 3: Learn that transformers can either increase (step-up) or decrease (step-down) voltage.
  • Step 4: Realize that changing voltage levels helps in transferring electricity more efficiently over long distances.
  • Step 5: Remember that higher voltage means less energy loss during transmission.
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