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pipe 341-360

Authored by 洪立翰 洪立翰

Social Studies

9th Grade

20 Questions

pipe 341-360
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

345使用零相比流器(ZCT)之目的是?

量測大電流

量測大電壓

量測功率

檢出零相電流

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

346以防止感電事故為目的裝置漏電斷路器者,其動作時間應為多少秒以內?

0.1

2

5

10

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

354目前台電公司供電之頻率為多少赫(Hz)?

50

55

60

70

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

357頭部出血,如出血部位在眼睛以上,可壓迫何處止血?

耳前方

耳後方

頸部

鼻上處

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

347漏電檢出器主要功能為可檢出?

線間短路電流

接地電流

過載電流

線間短路電流及過載電流

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

351交流110伏抽水機送電後馬達不轉而發燙,其不可能的原因為?

起動線圈及運轉線圈均斷線

起動線圈斷線

運轉線圈斷線

馬達之軸承機械故障

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

350新裝設之無熔線開關ON後立即跳脫,其可能原因之一為?

逆相

短路

過載

欠相

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