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【題組】65. The device of potentiometer is used to change its(A) voltage (B) current(C) resistance (D) i

【題組】66. Hair dryer is a common device in people’s daily life. How much power does it mostlikely take

【題組】67. The following figure is a Light-Emitting Diode (LED), and it will lit if (A) Va＜Vb(B) Va＝Vb(

68. Arduino is an open-source hardware and software company, project, and usercommunity that designs

69. No system is perfect in the world. Whenever there is a change in a system, energy istransferred

70. Which of the following mathematical relationship between Watt and Joule is correct？(A) Watt＝Joul

71. Checking the color code of a resistor can help us determine(A) the length of its appearance(B) t

72. Conducting electric circuit analysis does not need the theory or principle of(A) Kirchhoff'

73. The elements of sensors and controllers in electromechanics are important elements andapplied to

74. Ohm’s law describe the relationship among(A) Conductance, Voltage, and Current(B) Voltage, Curre

75. Please find the best answer for this question. In the electrical circuit, the resistance of ares

76. In the diagram, the resistance of the light bulb is 2 ohm and the resistor is 2 ohm. If thevolta

77. Augmented reality (AR) and virtual reality (VR) are technology adopted to aid humanin learning a

78. Digitalizing analogy signal is an important step in the digital world to provide highquality inf

79. STEM is a term describing Science, Technology, Engineering, and Mathematics, withthe aim of grou

80. Capacitors store and release electric charge, and capacitors store energy in the electricfield.

2.建築物地基中可能會有的情況：(a)砂性土壤 (b)黏性土壤 (c)飽含地下水分 (d)地基土層缺水 (e)發生地震或強烈晃動，試問上述的哪些要件集齊時，發生土壤液化的機率較高？(A) a、c、e(

3.靜不定次數可以初步判定結構物是否穩定，試計算右圖一的全剛接框架結構物的靜不定次數為？ (A) 6(B) 12(C) 18(D) 24

4.右圖二為四連桿機構，其中Ｌ為最長桿，請問構成四連桿機構的充分必要條件為？ (A) S＋L＜P＋Q(B) S＋L＞P＋Q(C) L＜P＋Q＋S(D) L＞P＋Q＋S

5.模數為 5，互相囓合的兩個正齒輪，齒數分別為 30 齒、50 齒，試問兩齒輪中心距離為多少 mm？(A) 8(B) 16(C) 200(D) 400

6.有關凸輪機構壓力角，與凸輪對從動件的作用力及側壓力之關係，下列敘述何者正確？(A) 當壓力角變小時，對從動件的作用力、側壓力都會變小(B) 當壓力角變小時，對從動件的作用力、側壓力都會變大(C)

7.常見的橋式全波整流電路，整流的部分由幾個二極體組成？(A) 2 個(B) 4 個(C) 6 個(D) 8 個

8.產品設計時，需考慮尺寸比例的美感，請問著名的黃金比例為？(A) 1：0.732(B) 1：0.618(C) 1：0.414(D) 1：0.314

9.請問十進位數字 753 轉換成二進位表示法時，下列何者正確？(A) 11001001(B) 1011110001(C) 111100011(D) 110000110

10.下列那一種齒輪組其輸入端與輸出端的傳動軸向並非平行軸。(A) 齒輪與齒條(B) 螺旋齒輪組(C) 內接齒與外齒輪組(D) 蝸桿與蝸輪

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