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102年 - 102 地方政府特種考試_五等_電子工程:基本電學大意#13977
> 試題詳解
1.如圖示電路,電流I為多少安培?
答案:
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統計:
A(17), B(554), C(46), D(9), E(0) #528802
詳解 (共 2 筆)
☆○奕軍●★
B1 · 2014/01/14
#771713
60
─────────── = 2
10+10//15+2+20//30
7
0
Hodo (Hodo)
B4 · 2018/03/11
#2665699
12+18
(共 7 字,隱藏中)
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1
0
私人筆記 (共 2 筆)
【給你考運】勞贖
2023/02/23
私人筆記#4904454
未解鎖
(共 0 字,隱藏中)
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6
0
J
2023/12/07
私人筆記#5628667
未解鎖
(共 0 字,隱藏中)
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1
0
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【已刪除】63. From the passage we can see that astronomy is _____________. (A) the life experience of great men (B) the movement of the stars and the planets (C) the scientific study of natural objects in space (D) the theories developed by scientists of old times
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【已刪除】64. Copernicus developed his theory ________. (A) using various telescopes (B) based on Aristotle’s beliefs (C) through observations and reasoning (D) under the encouragement of his friends
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【已刪除】65. The writer of the passage wants us to know that ______________. (A) Copernicus did not tell about his theory until the day of his death (B) for many years Copernicus dared to do nothing openly against the Church (C) pushed by his friends Copernicus decided to write a book in May1543 (D) shortly before he got back to Poland Copernicus started to work for the Church
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2.某戶家用電表30天共計使用120度之電量,該戶平均每日使用多少瓦特小時? (A)40(B)400(C)4000(D)40000
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3.某直流電路中需用到一個10Ω的電阻器,已知最高會有10A的電流流過該電阻,則應採用下列那一個功率的電阻器比較合適? (A)600W(B)800W(C)900W(D)1200W
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4.電能之單位為何? (A)焦耳(B)瓦特(C)庫倫(D)法拉
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5.「焦耳/庫倫」與下列那一單位等效? (A)伏特(B)安培(C)瓦特(D)焦耳
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6.一電阻元件每秒通過4庫倫電荷時,需作功20焦耳,試問該元件之電阻值為多少歐姆? (A)5(B)2.5(C)1.25(D)0.8
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7.一內部電阻Ri歐姆且電動勢為24伏特的電池,連接至一15歐姆的負載,若輸出電流為1.55安培,試問內 部電阻所消耗的功率約為多少瓦? (A)0.85(B)1.15(C)1.78(D)2.12
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