資訊推薦

• 18.冬天用的暖暖包，內含鐵粉與氧氣作用放出熱量而達到保暖 用途，其進行的方程式為， ΔH＝‒3304KJ，當5.58克的與過量的O2(g)反應時，理論 上會釋放多少kJ的熱量？(原子量：Fe=55.
• 33. 下列為西元十一世紀，甲、乙二國針對當前外交情勢的看法：上述內容應與下列何者有關？ (A)宋遼締結澶淵之盟，此後以兄弟相稱 (B)唐朝因國力強盛，吸引各國遣使交流 (C)中日簽署《馬關條約》，中
• 9.使用運算放大器(OPA)反向放大器做小信號放大，若電壓放大倍率為50且信號源接到OPA的反向端之電阻值為0.2kΩ，則此電路的回 授電阻值為： (A)1kΩ (B)5kΩ (C)10kΩ (D)5
• 10.將方波信號輸入到運算放大器積分器，則其輸出端信號的波形為： (A)方波 (B)三角波 (C)正弦波 (D)脈衝波
• 11.一個MOS疊接放大器是由哪些放大器構成？ (A)共源極+共源極 (B)共閘極+共汲極 (C)共源極+共汲極 (D)共源極+共閘極
• 12.使用示波器觀測信號時，若信號的頻率增加，利用示波器要觀測到較精確的信號周期時，要調整哪個設定？ (A)垂直解析度(VOLTS\/DIV) (B)位置調整(POSITION) (C)水平解析度(
• 13.一顆CMOS的數位邏輯閘，其NMOS部分只由2個電晶體並聯組成，則此邏輯閘為： (A)及閘(AND) (B)或閘(OR) (C)反及閘(NAND) (D)反或閘(NOR)
• 25. Which of the following is a nucleotide, which is composed of a nitrogenous base, a pentose sugar
• 26. In each of the following pairs of amino acids, identify which amino acid would be most soluble i
• 30. Which peptide has greater absorbance at 280 nm ? (A) Ser-Val-Trp-Asp-Phe-Gly-Tyr-Trp-Ala (B) Gi
• 24. 示波器上之校準電壓其輸出波形通常為 (A)正弦波 (B)三角波 (C)方波 (D)鋸齒波
• 25. 麥拉(Myler)電容器上標示473K則其電容量為 (A)0.047μF (B)0.47μF (C)4.7μF (D)47μF
• 26. 示波器之靈敏度由哪一電路決定？ (A)同步 (B)水平放大 (C)垂直放大 (D)觸發
• 7. What point group does osmocene Os(C5H5)2 (eclipse) belong to? (A) (B) (C) (D) (E) S5
• 27. 如圖【4】所示電路，開關 S 在 t = 0 時閉合，假設電容在開關閉合前無任何儲能。求經過10−3秒(sec)時，電容兩端之瞬時電壓VC (t = 10−3 sec )值約為何？(A)19
• 2. Which of these enzymes is NOT directly involved in methy!-directed mismatch repair in E. coli? (A
• 3. In contrast to bacteria, eukaryotic chromosomes need multiple DNA replication origins because: (A
• 4. The function of the eukaryotic DNA replication factor PCNA (proliferating cell nuclear antigen) i
• 5. What two amino acids are required for the formation of dehydroxylysinonorleucine in collagen? (A)
• 6. What following statement is NOT a characteristic or function of RNAs? (A) Some RNAs can function
• 7. What following enzyme requires FAD as a coenzyme for its catalytic reaction? (A) Acyl-CoA dehydro
• 8. How docs glucose 6-phosphate turn on the activity of glycogen synthase? (A) Glucose 6-phosphate c
• 9. What following metabolite or product is NOT directly generated from the intermediates of the citr
• 14.將一顆增強型NMOS電晶體偏壓在飽和區且=3V，若其臨界電壓為1V，當下降到2V時，汲極電流大小會變為原電流的： (A)1\/2 (B)1\/3 (C)1\/4 (D)1\/5
• 27. 最穩定的自由基為 (A)(B)(C)(D)。