資訊推薦

• 10. 下列哪一敘述無法代表約 1.00 mol 指定之純物質？ (A) 12.01 g C (B) 65.4 g Zn (C) 26.0 g Fe (D)個 C 原子
• 2.Predict and arrange the reactivity of the following compounds in ascending order when reacting wit
• 37. 下列何種儀器通常不裝在控制盤內？(A)警報器(B)記錄器(C)控制器(D)傳送器。
• 38. 控制盤內空氣供應系統之水平方向管路中的支線管路取出點，係在幹管(A)前方(B)上方(C)後方(D)下方。
• 39. 下列何種方式沒有辦法降低洗衣機之使用水量，所以不建議採用？(A)選擇快洗行程(B)使用低水位清洗(C)兩、三件衣服也 丟洗衣機洗(D)選擇有自動調節水量的洗衣機，洗衣清洗前先脫水 1 次。
• 7.( )某有機物 Q，分子式為 C9H10O，屬於芳香族化合物，為了推定其結構式，作了下列實驗： 則下列結構式中，何者可能為 Q 的正確結構式？ (A)(B)(C) (D)。
• 40. 如下圖，在電晶體符號中Ｒ表示(A)基極(B)集極(C)陽極(D)射極
• 2.The numerical value of the Boltzmann constant is kB = 1.38 x 10-23. Which of the following units i
• 3.Bernoulli's equation results from vrfiich conservation law? (A)conservation of electric charg
• 4.Which of the following statements of gravitationa] force is wrong? (A)It is a conservative ibrce.
• 5.Which of tiie following statements of lenses is true? (A)Nearsighted glasses use concave lenses. (
• 6.An object is placed 2f away from a thin and double convex lens of focal length f. Which of the fol
• 7 Order the following electromagnetic waves by wavelengths from the shortest to the longest: (i) vis
• 8.According to flie laws of tiiermodynamics, which of the following statements is correct? (A)Thermo
• 9.Which of the following statements about absolute pressure P, gauge pressure PG and atmospheric pre
• 10.Which of the following gases would exhibit a more narrow K^xweH-Boltzmann speed distribution at a
• 11.Which of the following descriptions of electrons is correct? (A)Electrons are massless. (B)Electr
• 12.Under what condition does the magnetic force on a charged particle perform work? (A)When the part
• 13.According to Lenz's law, when changing the magnetic flux throu^i a coil, the direction of th
• 14.See the right figure, there is a metallic sphere, on 的ich a constant electric potential is applie
• 複選題12. 鉀與氯氣反應形成氯化鉀，其化學反應式 和反應熱 如 式 2 所 示 ： 表 1 是相關過程的能量變化 （△H0）： 根據以上資料，試問下列敘述，哪些正確？ (A) 甲 ＋ 乙 ＋ 丙
• 61. 水準點刻號寫於(A)北面(B)西面(C)東面(D)南面。
• 62. 外業時若不撐傘，經緯儀在烈日下曝晒，會使(A)儀器轉動困難(B)十字絲變形(C)儀器溫度下降(D)氣泡不易居中。
• 63. 在 A 點向 B 點實施三角高程測量，A 點之儀器高為 i，A B 之水平距離為 D，B 點之覘標高為 Z，觀測之垂直角為 α， 則 AB 兩點之高程差為(A)D．tan α＋i－Z(B)D
• 64. 利用望遠鏡正倒鏡觀測水平角度可消除儀器(A)直立軸誤差(B)視準軸偏心誤差(C)水準軸誤差(D)度盤刻劃不均勻誤差。