Particles and WavesPAW

Theory, power, machinery and regulations

Class-3 Chief Electrical Engineer (Denken 3)

Read the circuit and conditions, then check every choice.

We are preparing 400 original subquestions and five booklets per subject, 20 in total, for the Keyholder app. Try three A-section questions in Japanese, with diagrams and explanations for every choice. Denken 3 is not selectable in the currently released app.

400 original subquestions, including both optional groupsFive 100-point booklets per subjectThree questions with diagrams to try here

This course is being prepared for the Keyholder app and is not available in the app yet.

400 original subquestions — in preparationClass-3 Chief Electrical Engineer (Denken 3) app icon

3-QUESTION CHECK

Try three questions.
Can you recall the reason?

After each answer, read the explanation for every choice in Japanese. No typing or sign-up is required.

QUESTION 1 / 3

真空中で、図1の3個の点電荷を固定する。点Pに他の電荷を置かず、これらの点電荷がPにつくる合成電界を考える。その大きさと向きの組として正しいものを一つ選べ。クーロンの定数を9.0×10⁹ N·m²/C²とし、図の右を+x、上を+yとする。

Pは原点。q1=+3nCが(−0.30,0)m、q2=−3nCが(+0.30,0)m、q3=+6nCが(0,+0.30)m。x右/y上。
Pは原点。q1=+3nCが(−0.30,0)m、q2=−3nCが(+0.30,0)m、q3=+6nCが(0,+0.30)m。x右/y上。
図を拡大して見る ↗

本ページの3問は Particles and Waves の独自問題です。電気技術者試験センターが公表した過去問題の原文・原図の転載ではなく、CBT方式の非公開問題も使用していません。公式機関の推薦・監修を受けた教材ではありません。アプリへの収録は準備中で、発売日は未定です。

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