109電子電機題庫101-200
Authored by 鳳岡國中楊喜棠 鳳岡國中楊喜棠
Other
9th Grade
Used 3+ times
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100 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以IC 腳焊接為例， 下列各焊點何者最佳?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
裝置機電元件時，何者最需使用熱縮套管
低壓用繼電器
電源變壓器
輸出測試端子
LED指示燈
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
發光二極體(LED)導通時順向電壓降約為
0.3V
0.7V
1.6V
5V
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電子元件焊接時對於下列何者須考慮極性:
陶質電容器
電解電容器
薄膜電
雲母電容器
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電阻器安裝於電路板時，色碼之讀法必須
由左而右
由右而左
隨便放置
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
一般而言，下列何種元件沒有極性限制
二極體
電解質電容器
電阻器
電晶體
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
繼電器一般採用下列何種元件來消除逆向脈衝？
二極體
電容器
電阻器
電阻器及電容器串聯
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