Web & Social Media Analytics Previous Year Question Paper.pdf
Transformer
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3. Transformers - used to supply the different voltage requirements of the appliances we use from the mains supply. Door Bell (6V) Step-Up Transformer Step-Down Transformer Main Supply (230V) Example: Television Set (>1k V)
4. 06/15/11 Primary Coil - Connected to electrical supply Secondary Coil - Connected to electrical load (eg. Lamp, door bell, television set) The structure of transformer: ~ Supply ~ Electrical Load Primary Coil Secondary Coil Soft Iron Core