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• 24.Mark your answer on your answer sheet.
• 25.Mark your answer on your answer sheet.
• 26.Mark your answer on your answer sheet.
• 27.Mark your answer on your answer sheet.
• 28.Mark your answer on your answer sheet.
• 29.Mark your answer on your answer sheet.
• 30.Mark your answer on your answer sheet.
• 52. 一交流電源供給一電感性負載用電，測得有效功率 500W 與無效功率 500VAR，則其功率因數為 (A)0.707 領先 (B)0.5 落後 (C)0.707 落後 (D)0.5領先 。
• 31.Mark your answer on your answer sheet.
• 53. 3ψ4W11,400 伏特高壓用戶，其負載為 1,200kW 功率因數為 0.8，欲將功率因數提高至 1，則需增加之電容器容量為 (A)600 kVAR (B)700 kVAR (C)800
• 54. 3ψ4W 11.4kV 線路負載電流 50A 時，消耗功率為 800kW，則其功率因數為 (A)91％ (B)81％ (C)71％ (D)61％ 。
• 55. 純電容性負載之特性為 (A)電流超前電壓相位 90°(B)電壓超前電流相位 90° (C)電流與電壓同相位(D)電壓超前電流相位 30° 。
• 56. 某線圈接入直流 100 伏特電壓時，通過電流為 25 安培，接入 100 伏特交流電壓時，電流為 20安培，此線圈之感抗為 (A)1Ω (B)2Ω (C)3Ω (D)4Ω 。
• 57. 一線圈之電阻為 30Ω，在電源頻率為 50Hz時，總阻抗為 50Ω，當電源頻率調為 200Hz時，該線圈電之感抗為 (A)100Ω (B)120Ω (C)140Ω (D)160Ω 。
• 58. 一 RL 串聯電路，電阻 R=4Ω，感抗 XL=3Ω，下列敘述何者正確? (A)總阻抗為 7Ω (B)電壓滯後電流 53 度 (C)電壓超前電流 53 度 (D)總阻抗為 5Ω 。
• 59. 一 RL 串聯電路，電源 v(t)=100 sin377t、電阻R=10Ω、電流 i=5A，該電路之總阻抗為多少歐姆? (A)20∠0° (B)20∠30° (C)20∠45° (D)20∠
• 60. 下圖係 (A)LC 串聯電路電流與頻率關係曲線圖 (B)LC 並聯電路電流與頻率關係曲線圖 (C)RLC 串聯電路電流與頻率關係曲線圖 (D)RLC 並聯電路電流與頻率關係曲線圖。
• 【題組】33.What motivated the man to donate? (A) He wanted to clear his bookshelf. (B) He needed to decl
• 【題組】34.How does the man respond to the woman's comment? (A) He asks her if she wants to play a
• Questions 35 through 37 refer to the following conversation.【題組】35.What is the man's purpose fo
• 【題組】36.What type of destination does the man express interest in for their trip? (A) A city with his
• 【題組】37.What kind of trip duration does the man prefer? (A) A weekend getaway. (B) An open-ended trip
• Questions 38 through 40 refer to the following conversation.【題組】38.What kind of neighborhood do the
• 【題組】39.What additional room does the man request in the new home, apart from the master bedroom? (A)
• 【題組】40.What is the next step the real estate agent suggests after discussing the budget and preferen