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Listening Quiz: Chọn Máy Biến Áp Phù Hợp Cho Tòa Nhà Lớn – Easy Level
Th1 14, 2025
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Kỹ sư điện (English for Electrical Engineer)
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1.
What is the conversation mainly about?
Repairing a broken power line
Reducing electricity costs in an office
Choosing the correct transformer size for a building
Installing new lights in a building
Explanation:
Jessica and John discuss how to choose the right transformer size for the new building.
2.
According to Jessica, how do they find the right transformer size?
By asking the building manager to decide
By counting the number of rooms in the building
By looking at the total power the building will use
By choosing the cheapest transformer available
Explanation:
Jessica says they look at the total power the building will use.
3.
What does Jessica say can happen if the transformer is too small?
It will make the building quieter
It will last longer than a bigger one
It can get too hot and break down
It will use less power than expected
Explanation:
Jessica explains that a transformer that is too small can get too hot and break down.
4.
Why do Jessica and John choose a transformer a little bigger than needed?
To keep the power steady and safe
To make the building use less electricity overall
To avoid needing any power calculations
To make the transformer fit in a smaller space
Explanation:
Jessica says a bigger transformer is safer and lasts longer, and that choosing one a little bigger keeps the power steady and safe.
5.
Why does Jessica explain that a bigger transformer is safer and lasts longer?
To show that all transformers are the same size
To help John understand why they should not choose one that is too small
To tell John to buy the most expensive transformer
To suggest that they should delay the project
Explanation:
Jessica gives this explanation to support choosing a transformer that is slightly bigger than needed and to show the risk of choosing one that is too small.
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