電源基礎知識
Quiz
•
Information Technology (IT)
•
10th Grade
•
Practice Problem
•
Hard
Cheng-Ling Ying
FREE Resource
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14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電源的主要功能是什麼?
增強電流
轉換電能
儲存電能
提供電壓或電流
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
理想電壓源的特性是什麼?
只能提供直流電
內部有損失
電壓保持不變
電壓隨電流變化
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在理想電流源中,電流的特性是什麼?
電流隨電壓變化
電流保持不變
內部有損失
只能提供交流電
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
實際電壓源的內部電阻會導致什麼?
輸出電壓不再保持定值
電流無法流動
無法提供電能
電壓增強
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在電路中,電壓源與電流源串聯時,電壓源的作用是什麼?
視為短路
視為開路
減少電流
增強電壓
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
相依電源的特性是什麼?
輸出不受外界影響
輸出受電壓或電流影響
只能提供直流電
內部有損失
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電壓控制電壓源的輸出電壓是由什麼控制的?
外部電壓
特定位置的電流
內部電阻
特定位置的電壓
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