
Engine Principles and Practice
Quiz
•
Professional Development
•
12th Grade
•
Practice Problem
•
Medium
丁主珉 丁主珉
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
汽油引擎的冷卻水正常運行溫度範圍是多少?
60∼70°C
80∼90°C
120∼140°C
150∼180°C
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
引擎冷卻系統的主要功能是什麼?
保持引擎冷卻並延長其壽命
維持引擎在適當的溫度並減少熱效率損失
保持引擎冷卻並確保高容積效率
吸收引擎部件的過多熱量並維持正常潤滑
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一項不是引擎過冷卻所造成的影響?
油壓傾向下降
燃燒室更容易積碳
排氣污染增加
燃料消耗率增加
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
冷卻系統的恆溫器顯示的溫度是多少?
當恆溫器完全關閉時
當恆溫器打開 3/4 時
當恆溫器打開 1/2 時
當恆溫器開始打開時
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
矽控風扇或電風扇設計的目的為何?
在高速下增加氣流
增加風扇驅動能力
在低速下增加氣流
縮短引擎暖機時間
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪一項不是汽油引擎過熱的原因?
風扇皮帶過鬆或損壞
冷卻液未與水混合
冷卻液液位過低
恆溫器卡在關閉位置
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如果電風扇冷卻系統的主要操作溫度為90°C-97°C,以下哪個陳述是正確的?
當溫度超過97°C時,風扇運行
當溫度低於97°C時,風扇不運行
當溫度低於90°C時,風扇運行
當溫度超過90°C時,風扇運行
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