Technology and home economics
Junior High
1階と２階にあるどちらのスイッチを操作してもLED電球を点灯、消灯できる回路図を教えてください。電源は交流電源です。
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1階と２階にあるどちらのスイッチを操作してもLED電球を点灯、消灯できる回路図を教えてください。電源は交流電源です。
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