Question 1
図のような直流回路で、抵抗Rに流れる電流 I が2A、抵抗の両端の電圧 V が100Vのとき、抵抗 R の値 [Ω] はいくらですか。
Correct Answer:
50
Question 2
10Ωの抵抗に5Aの電流が流れているとき、この抵抗で消費される電力 P [W] はいくらですか。
Correct Answer:
250
Question 3
ある電熱器に100Vの電圧を加えたところ、5Aの電流が流れた。この電熱器の抵抗 [Ω] はいくらですか。
Correct Answer:
20
Question 4
オームの法則に関する記述として、最も適切なものは次のうちどれですか。
Correct Answer:
電流は電圧に比例し、抵抗に反比例する。
Question 5
図のように、20Ωの抵抗と30Ωの抵抗が直列に接続された回路があります。この回路に100Vの電圧を加えたとき、回路全体を流れる電流 I [A] はいくらですか。
Correct Answer:
2
Question 1
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Prepare with the 第二種電気工事士 筆記試験 practice quiz. This question bank includes 50 questions covering the key concepts and knowledge areas represented in this question bank. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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第二種電気工事士 筆記試験

This practice set contains 50 questions from the matching question bank and focuses on the key concepts and knowledge areas represented in this question bank. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

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