九年級上學期南一版4-2電壓

Quiz
•
Physics
•
6th - 8th Grade
•
Medium
徐滄益 徐滄益
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以一導線連接兩帶電體A和B,如電流由A流至B,則兩者的電位高低為:
A > B
A = B
A < B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
水位、水流與電位、電流有許多相似之處,故常被拿來互作比喻,試問在下列比喻中,有哪些是不合理的?
水流相當於電流
水管相當於導線
渦輪相當於電池
水位差相當於電位差
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
在電路中,因為正、負兩極的電位高低不同而有了電位差,關於電位差的敘述,下列何者錯誤?
電位差單位為伏特
電位差又稱電壓
電流會由低電位流向高電位
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
常用的電壓單位為何?
庫侖
伏特
牛頓
焦耳
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
若有一鋰電池的電壓為1.2伏特,則下列敘述何者正確?
電池正極的電位比負極高出1.2伏特
電池正極的電位比負極低1.2伏特
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
關於「電壓」的敘述,下列何者錯誤?
利用電池可在電路上產生電壓
燈泡會將低電路上的電壓
電池的電壓都是1.5伏特
台灣大部分的插座是110伏特
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
皮卡丘的絕招是
大字爆
水砲
十萬伏特
陽光烈焰
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
發光二極體(LED)的長接腳要連接到?
低電位
正極
負極
9.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
燈泡分別連接1~3號電池,連接哪個電池最亮?
一樣亮
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