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九上4-4電阻與歐姆定律

Physics

9th Grade

Used 6+ times

九上4-4電阻與歐姆定律
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9 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若金屬導線的溫度維持在某一固定溫度,則此金屬導線的電阻大小和下列何者無關

導線的材質
導線的截面積
導線的長短
導線所接的電壓

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

右圖電路中,電源電壓為12V,安培計的讀數為3A,則電阻器的電阻為多少歐姆?

2
4
6
36

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

圖中兩電阻連接方式為何?

串聯
並聯
縱聯
橫聯

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

3Ω電阻兩端的電壓為多少伏特?

2
3
5
6

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

通過2Ω電阻的電流為多少安培?

0.5
1.5
2.5
5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

電池提供的總電流為多少安培?

0.5
1.5
2.5
5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

甲、乙兩導體的電流(I)與電壓(V)關係圖如右圖所示,甲導體的電阻為____Ω

0.5
1
1.5
2

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