技藝競賽-工業電子301-400
Quiz
•
Specialty
•
6th - 8th Grade
•
Practice Problem
•
Medium
Ivy Tzeng
Used 5+ times
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100 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖,通過導線截面的電流為0.1安培,則在10分鐘內通過此截面的總電量為多少庫侖?(Q=I*t)
0.01
1
60
6000
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖所示,此電路裝置有三個規格相同且均可正常使用的燈泡L1、L2、L3,開關S1、S2、S3、S4均為斷路狀態,若導線電阻忽略不計,則按下哪兩個開關接通電流後,只有燈泡L3可正常發亮,其他燈泡不亮?
S1及S3
S2及S4
S1及S4
S2及S3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖所示,開關S1、S2、S3、S4均為斷路狀態,若導線電阻忽略不計,則按下哪兩個開關接通電流後,只有燈泡L2可正常發亮,其他燈泡不亮?
S1及S3
S2及S4
S1及S2
S2及S3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖所示,開關S1、S2、S3、S4均為斷路狀態,若導線電阻忽略不計,則按下哪些開關接通電流後,只有燈泡L2、L3可正常發亮,其他燈泡不亮?
S1及S2、S3
S2及S4、S3
S1及S2、S4
S2及S3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖所示,開關S1、S2、S3、S4均為斷路狀態,若導線電阻忽略不計,則按下哪些開關接通電流後,只有燈泡L1可正常發亮,其他燈泡不亮?
S1
S2及S4、S3
S1及S4
S4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖所示,開關S1、S2、S3、S4均為斷路狀態,若導線電阻忽略不計,則按下S2開關接通電流後,那些燈泡會亮?
L1
L1及L2
L2、L3
L2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若以箭頭方向表示電流方向,則下列選項中哪一個電路裝置表示的電流方向正確?
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