Powering Earth

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Question 26
Medium

The diagram shows a step-up transformer connected to a generator at a power station before electrical energy is transmitted across the national grid.

Transformer Diagram

Why is this transformer used in the transmission grid?

To decrease the power loss in the transmission lines by a factor of 400400400.

To decrease the power loss in the transmission lines by a factor of 202020.

To increase the power in the grid by a factor of 202020.

To decrease the power in the grid by a factor of 202020.

Powering Earth Questions

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