所屬科目:【阿摩】未分類題庫
1. A triangle has internal angles 65° and 55°. The third angle is?(A)115°(B)75°(C)65°(D) 60°
2. Simplify 3x-2xy-3y+5xy-2x+2y. (A)5x+3xy-y(B)x+3xy-y(C)x-3xy+y(D)x-3xy
3. 獲得一個或多個電子的原子被稱為 (A)負離子(B)正離子(C)同位素(D)離子
4. What is the temperature conversion formula between Celsius and Fahrenheit ? (A)℃ = ℉(B) ℃ = 5/9* (℉-32)(C)℃ = 1.8 ℉(D)℃ = (℉+32) * 9/5
5. 下列何物質不是好之絕緣體?(A)塑膠(B)陶瓷(C)碳纖維。
6. An ammeter is connected into a circuit in(A)shunt.(B)series.(C)parallel.
7. A resistor is marked with the following coloured stripes: blue, grey, orange, silver. What is its value and tolerance? (A) 3.4kohm, ±5% (B) 68kohm, ±10% (C) 70kohm, ±10%
8. 下列何者將導致導體的電阻降低? (A) 減小長度或橫截面面積。 (B) 減少長度,或增加橫 截面的面積。(C) 增加長度或減少截面積。
9. In a parallel resistor circuit of R1 and R2, the total resistance is (A) RT = 1/R1 + 1/R2 . (B) 1/RT = 1/R1 + 1/R2 (C). 1/RT = (R1 × R2) ÷ (R1 + R2).
10. 窄小磁滯迴路的材料 (A)會有低的保磁性。 (B) 會有高的保磁性。 (C) 不能被磁化。
11. A resistor dissipates 80 Watts. If it runs for 4 hours 15 minutes, how much energy is dissipated in total? (A) 20.4KJ. (B) 1224 KJ. (C) 191.25 J.
12. 應使用下列何者用來計算變壓器的匝數比例? (A) 初級匝數除以次級匝數。 (B) 初級匝 數乘次級匝數。 (C) 次級匝數除以初級匝數。
13. The formula for resistance in series is... (A) RT = R1 + R2 + R3 .....Rn. (B) RT = R1 × R2 × R3 .....Rn. (C) 1/RT = 1/( R1 × R2 × R3 .....Rn).
14. Which of the following is passive component? (A) diode (B) transistor (C) resistor
15. 哪種特殊類型二極體能具有放大和振盪? (A) 點接觸二極體 (B) 稽納二極體 (C) 發光二極 體
16. In a transistor, the arrow always points in the direction of. (A) electron flow. (B) conventional current. (C) emitter
17. 當一個 OR gate 的二個輸入端以及一個輸出端皆接上一個反向器時,相當於以下何種邏輯電 路? (A) NAND gate (B) NOR gate (C) AND gate
18. 應用於循進式類比數位轉換器的數位類比轉換器通常是何種類型(A)斜坡型 (B)二進位 權重型 (C)連續近似型 (D)單極
19. 下列何者不能防止金屬疲勞? (A)使用正確工具(B)保持工程圖之尺寸及容差(C)保持 銳角
20. Holes for rivet shall be drilled straight and perpendicular (within _?_ ) to the surface against which the manufactured head will bear. (A) ±2° (B) ±3° (C) ±4°
21. Which transmission component only can transmit pulling forces? (A) Rotary selectors. (B) Quadrants. (C) Cables.
22. For self-locking inserts, the bolts shall not be re-used for that purpose more than (A) 8 times. (B) 10 times. (C) 16 times.
23. 斜狀的鉚釘成形頭(shop head)只要其平均高度較最低高度高,且其最低傾斜高度至少要高於鉚 釘直徑的幾倍?(A) 0.25 (B) 0.35 (C) 0.45
24. Installation of self-sealing nuts against slopes greater than ? degrees is not recommended. (A) 0.5 degrees (B) 1 degrees (C) 2 degrees
25. 鋁製之導線僅用於(A) 大負載,以節省重量。 (B) 防火,以承受高溫度。 (C) 客艙,以減低 壓降。
26. AWG(美國線規)的數字編碼系統是相對於導線的(A) 綜合電阻和電流承載能力 (B) 電流承 載能力 (C) 橫截面面積
27. Which one can obtain the non-linear characteristic spring? (A) higher pitch angle of spring (B) lower pitch angle of spring (C) unequal pitch of spring
28. The minimum clearance between control cables and adjacent cable systems and structure or component shall be (A) 1.00〞 near supports (B) 0.25〞 near supports (C) 0.50〞 near supports
29. 哪種類型軸承不是一種抗摩擦軸承?(A)滾珠軸承 (B)槽型軸承 (C)帶式軸承
30. What is the complete designation for an aluminum nut for a flared fitting that will fit a 5/8 inch OD line? (A) AN818 D 5 (B) AN818 D 10 (C) AN818 D 16
31. 在大型飛機上使用張力表做鋼繩張力之調整,應注意量測處之_____ (A)溫度 (B)溼度 (C)高度
32. When coaxial cable is installed, it should be secured firmly along its entire length … (A) at 1-ft intervals. (B) wherever the cable sags. (C) at 2-ft intervals.
33. 應該如何安裝控制鏈在飛機上 (A)保持鏈條的最小鬆弛度 (B)使得鏈條可以容易地移除 (C) 盡可能地讓它鬆弛以容許收縮
34.核准的維修機構,在飛機及飛機零件的維修紀錄和相關的維修數據,必須保留至少 (A)1 年 (B)2 年 (C)5 年
35. 當鑽不鏽鋼材時,麻花鑽頭之夾角應為多少度及何種轉速? (A) 90 度及低轉速 (B) 90 度及高轉 速 (C) 140 度及低轉速
36.如何判斷飛機適航? (1)零件和材料來自任何機構。(2)所有定期維護工作如期完成。(3) 確認該飛機符合型別檢定證書。 (A)只有(1)和(2)是必需的。 (B)只有(1)和(3)是必 需的。 (C)只有(2)和(3)是必需的。
37. The air consists of (A)90% oxygen, 6% nitrogen and 4% other gases.(B)78% nitrogen, 20 % hydrogen and 2% other gases.(C)78% nitrogen, 21% oxygen and 1% other gases.
38. 機翼後掠會 (A)減低橫向穩定性(B)不影響橫向穩定性(C)增加橫向穩定性
39. In pressurized aircraft, undercarriage(landing gear) bays (A)are unpressurised.(B)may be pressurized or unpressurised.(C)are pressurized.
40. 什麼類型的速度除以音速,可以得到馬赫數? (A) 地面速度 (B) 指示空速 (C) 真實空速
41. 飛機上何種元件用來防止客艙壓力小於大氣壓力 (A) 外流閥(outflow valve) (B) 安全閥 (C) 負壓釋放閥
42. Failure of the normal maximum pressure differential control is allowed for the installation of (A) water ejector. (B) airport altitude selectors. (C) safety relief valve.
43. 什麼類型的空氣速度沒有用於商業飛機? (A) 指示空速 (B) 當量空速 (C) 校正空速
44. When you do a cabin pressure leakage test, the pressurization is done in … (A) … the automatic mode. (B) … the pre-pressurization mode. (C) … the manual mode.
45. 在巡行飛行中,如果在加壓的座艙內儀表上的靜壓管脫開了,會有什麼結果產生? (A) 高度錶 及空速錶讀數都偏低 (B) 高度錶及空速錶讀數都偏高 (C) 高度錶讀數偏低,空速錶讀數偏高
46. 如果須要進入油箱下列那一步驟應避免 (A) 在油箱工作期間油箱排氣必須持續進行 (B) 在 油箱外必須有一助手以便須執行救援 (C) 執行抽油或在有空調的建築裡執行油箱排氣
47. What is the main purpose of a pressurized reservoir in a hydraulic system? (A) Prevent tank collapse at high altitude. (B) Prevent hydraulic pump cavitation. (C) Prevent hydraulic fluid from foaming
48. 刮痕(scratches)會使得應力變大,這是因為 (A)它使得負載截面積變小(B)它使得負載截面積變大(C)負荷降低(D)負荷增加
49.一個 10 瓦的客艙進口燈與一個 20 瓦的頂燈並聯到一個 30 伏特的電源處,如果量測跨過 10 瓦 燈的電壓,它將是 (A) 等於跨過 20 瓦燈的電壓 (B) 等於跨過 20 瓦燈的一半電壓 (C) 等於三 分之一的進入電壓
50. 如圖示電路,若 C1=5F、C2=3F、C4=C3=2F、C5=2F,請問總電容為何?
(A) 4.5F。 (B) 6.5F。 (C) 7F。