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Clearnote
Q&A
Senior High
Physics
請問這題 謝謝🙏
Physics
Senior High
8 monthsago
Jenny
請問這題 謝謝🙏
類題 如圖所示,在光電效應的裝置中,用光照射P,伏特計讀數為 6 V,安培計顯示電流(毫安培)的大小,S為可變電阻上之可 動接點,則以下敘述中哪些正確?(應選2項)或限 (A)S向電阻右端移動,則V加大 (B)V加大同時,安培計讀數【必然跟著上升 (C)S向電阻左端移動時,則減小,且安培計讀數也將減少 (D)S移至電阻左端時安培計讀數【為零 (E) 愈大則光電子到達C極的速率愈小。 答 HE 中 H P S |||||| C 豆豆
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