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प्रश्न
- Complete the following diagram of a transformer and name the parts labelled A and B.
- Name the part you have drawn to complete the diagram in part (a).
- What is the material of this part named above?
- Is this transformer a step up or step down? Give reason.
उत्तर
- A is the primary coil. B is the secondary coil.
- We have drawn laminated core in the diagram.
- The material of this part is soft iron.
- This transformer a step-down transformer because the number of turns in primary coil is much greater than that in the secondary coil.
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संबंधित प्रश्न
Draw a labelled diagram to show the various components of a step-up transformer.
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.
The following diagram shows the core of a transformer and its input and output connections.
- State the material used for core and describe its structure.
- Complete the diagram of the transformer and connections by labelling all parts joined by you.
- Name the transformer: step-up or step down?
Name the transformer used in the power generating station and state the function of the transformer.
Differentiate step up and step down transformer.
Explain two types of 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.
Name the device used to transform 12 V a.c. to 200 V a.c.
Name the coil of which the wire is thicker in a step down transformer. Give reason to your answer.
