電力を求めるための正しい式は?

R7 中2理科 物理

Quiz
•
Science
•
8th Grade
•
Medium
(鎌ケ谷中)髙橋風樹 (鎌ケ谷中)髙橋風樹
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電力=電流×電圧
電力=電圧÷電流
電力=電圧÷抵抗
電力=抵抗÷電流
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電流の単位は?
A
V
W
Ω
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
熱量の単位は?
W
V
J
Ω
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
8Ωの抵抗と4Ωの抵抗を直列につないだときの全体の抵抗は?
4Ω
12Ω
2Ω
32Ω
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
磁界の向きは?
S極からN極に向かう向き
N極からS極に向かう向き
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
電流が下向きに流れる時、磁界の向きは?
時計回り
反時計回り
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
フレミングの左手の法則において、人差し指の向きは何の向き?
電流
磁界
力
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
モーターが機能するのに必須な部品は?
電子
原子
整流子
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
磁界の向きは方位磁針のどちらの極が指す向きか?
S極
N極
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