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Question
Give two points of difference between a step-up transformer and step-down transformer.
Solution
| Step up transformer | Step down transformer |
| It increases the a.c. voltage and decrease the current. | It decreases the a.c. voltage and increase the current. |
| The wire of primary coil is thicker than that in the secondary coil. | The wire in the secondary coil is thicker than that in the primary coil. |
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