图里显示的是什么电子元件？
电子元件与其功用
Quiz
•
Life Skills
•
5th Grade
•
Hard
J L
Used 3+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
发光二极管
电容器
固定电阻器
可变电阻器
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
图里的电子元件有什么用途？
限制电流的流通
储存一定的电量
把电能转换成声能
当按下时能让电流通过
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图里显示一种电子元件的符号，该电子元件是什么？
电容器
发光二极管
电阻器
蜂鸣器
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
K 是一个电子元件， 用来储蓄一定的能量。 K 是什么？
蜂鸣器
晶体管
电容器
电阻器
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
蜂鸣器最可能出现在一下的电子产品里， 除了:
闹钟
电视
灯泡
热水壶
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图里所显示的电子元件符号是？
电阻器
发光二极管
电容器
蜂鸣器
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
图里所显示的电子元件符号是？
电阻器
发光二极管
电容器
蜂鸣器
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