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प्रश्न
Name the transformer used in the power generating station and state the function of the transformer.
उत्तर
Step-up transformer. In power generating stations the alternating current generated is first stepped up from 11 kV to 132 kV.
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संबंधित प्रश्न
Name the principal on which step up transformer works.
Draw a labelled diagram of a step-up transformer and explain how it works.
Draw a labelled diagram of a device you would use to transform 200 V a.c. to 15 V a.c. Name the device and explain how it works. Give its tow uses.
In a step-up transformer, the number of turns in the primary are ______ than the number of turns in the secondary.
Give two points of difference between a step-up transformer and step-down transformer.
Differentiate step up and step down transformer.
The transformation ratio in the step-up transformer is ______
Below is the diagram of a transformer:
- Identify the type of transformer.
- In this type of transformer which of the wire is thicker, the primary or the secondary? Give a reason.
A transformer is used to change a high alternating e.m.f. to a low alternating e.m.f. of the same frequency.
State whether the turns ratio of the above transformer is = 1 or > 1 or < 1.
Name the tranformer used in the power sub-station, state the function of each transfomer.
