試卷名稱:109年 - 109 臺北市市立國民中學正式教師聯合甄選:理化(雙語)科 #85963
年份:109年
科目:教甄◆理化專業
81. In the diagram below the voltmeter V has a resistance of 100 kΩ and is connected such as to measure the potential difference across the 100 kΩ resistor. The battery has an emf of 5.0 V and negligible internal resistance. The reading on the voltmeter will be__________ .
(A) 4.0V.
(B) 2.5V.
(C) 1.0V.
(D) 0V.