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Gears

Authored by CHUNG FAI LAU

Physics

6th - 8th Grade

Used 1+ times

Gears
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13 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

如果有兩個齒輪組成Gear Ratio 1 : 1, 通常它的應用是什麼?

改變轉向

改變速度

改變力矩

保護齒輪

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

如果有兩個齒輪組成Gear Ratio 1 : 1, 下面那裡答應是對的:

輸入及輸出的力矩不變

輸入及輸出的轉速不變

輸入及輸出的轉向不變

輸入及輸出的齒輪數量不變

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

如果兩個齒輪組成Gear Ratio 1 : 2(輸入:輸出), 下面那些是對的:

力矩增大兩倍

力矩減少兩倍

速度加速兩倍

轉向相反

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

如果兩個齒輪組成Gear Ratio 2 : 1(輸入:輸出), 下面那個是對的:

轉速減慢兩倍

轉速加快兩倍

力矩加大兩倍

力矩減少三倍

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

力矩(扭力)英文是:

Torque

Twisting Force

Speed

Velocity

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

如果有一個齒輪組, 輸入之轉向是向下, 這樣輸出的轉向應是:

向下

向上

向左

不肯定

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

如果有一個齒輪組, 輸入之力矩是50 Nm, 這樣輸出的應是:

50 Nm

100 Nm

不變

不肯定

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