
Gears
Authored by CHUNG FAI LAU
Physics
6th - 8th Grade
Used 1+ times

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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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