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全波半波整流-夜輔遊戲

Professional Development

9th - 12th Grade

Used 4+ times

全波半波整流-夜輔遊戲
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11 questions

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1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

半波整流電路,若輸入為正弦波120伏特有效值,負載為純電阻,則輸出為

54伏特

 70伏特

108伏特

162伏特

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

正弦波經半波整流後,則其最大值為平均值的

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3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

正弦波經全波整流後,其最大值為有效值的

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4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

有效值110V的正弦波電壓經過5:1的變壓器降壓後,再用二極體作半波整流供給負載,若用三用電錶的直流電壓檔測量整流後之電壓,則電錶指示為何?

4.9V

7.9V

9.9V

19.9V

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

橋式整流器需要用到幾顆二極體?

1顆

2顆

3顆

4顆

6.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

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如圖所示之整流電路,何者可得全波整流輸出:

甲及乙

乙及丙

丙及丁

甲及丁

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

正弦波經半波整流後,則其最大值為有效值的

2倍

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