Коллоквиум 1 часть 6

0 5 词汇卡 rippip

开始学习

问题		答案
What type of current do transformers work with? 开始学习		Transformers work with Alternating Current (AC).
What do transformers consist of? 开始学习		They consist of two or more coils of insulated wire (windings) wound around a common core (usually iron).
What are two types of transformers? 开始学习		Step-up transformers and step-down transformers.
What is the difference between these two types of transformers? 开始学习		A step-up transformer increases voltage from primary to secondary winding, while a step-down transformer decreases voltage.
Can you give the names of the scientists who played a crucial role in inductor development in the 19th century? 开始学习		Michael Faraday and Joseph Henry.

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