試卷名稱:111年 - 111 國立清華大學學士後西醫學系單獨招生考試_學士後醫學系/自然科學組:物理#110533
年份:111年
科目:學士後西醫-物理
39. A simple DC motor run by a 9.0 V battery has a 20 turn square coil with sides of length 5.0 cm and total resistance of 24Ω (Fig. 5). When the motor spins, the magnetic field felt by the wire in the coil is
T. Which of the following values is closest to the the maximum torque on the motor in mㆍN?
(A)
(B) 
(C)
(D)
(E)