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in Electromagnetic Induction and Alternating Current by (48.6k points)
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Mentions the differences between a step up and step down transformer.

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Step up transformer Step down transfromer
(1) Voltage increased and the corresponding current decreased. 1. Voltage is decreased and current increased.
(2.) Number of turns NS> NP 2. Number of turns NP>NS
(3.) Voltage Vs>Vp 3. Voltage, Vp>Vs
(4.) Current Ip>Is 4. Current, Is>Ip
(5.) Transformer ratio , k>1 5. Transformer ratio, K<1

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