109電子電機題庫201-300

109電子電機題庫201-300

9th Grade

100 Qs

quiz-placeholder

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109電子電機題庫201-300

109電子電機題庫201-300

Assessment

Quiz

Other

9th Grade

Hard

Created by

鳳岡國中楊喜棠 鳳岡國中楊喜棠

Used 4+ times

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100 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

教室內共有 22 盞 110 伏特、40 瓦特的日光燈,日光燈 22 盞全開時,總電功率為多少瓦特?
40
440
880
2420

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列何種電熱器的電阻最大?
 110 V、100 W
  110 V、200 W
  220 V、100 W
  220 V、200 W

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

三個電阻分別為3 Ω、10 Ω、2 Ω,若將三個電阻串聯後接上電壓為30伏特的電源,則線路電流為
1
2
5
 15安培

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在串聯電路中,電阻大者消耗之功率較電阻小者為
 大
 小
 相等
 無法比較

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

一大一小兩電阻器並聯時,總電阻值
 大於大電阻
 小於小電阻
 介於大電阻與小電阻之間
 等於小電阻

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

一個電子所含的電量為__庫倫?

-1.602x10-19

-9.102x10-31

+9.102x10-31

+1.602x10-19

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

大部份金屬皆為良導體,其原因是金屬內有可自由移動之
離子
 電子
 電洞 
負離子

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