
國中自然3上_3-3
Authored by Tang Da
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7th - 9th Grade
Used 14+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
關於力矩的敘述,下列何者錯誤?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
有關力矩的敘述,下列何者錯誤?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
力矩的方向可分為哪兩種?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如附圖所示,木棒的一端以支點固定但可自由轉動,受到四個力F1、F2、F3與F4的作用。四個力對支點O的力矩分別為T1、T2、T3、T4,試問其大小關係何者正確?
T3>T2>T1>T4
T3=T4>T2=T1
T1>T2>T3=T4
T2>T1>T3>T4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如附圖所示,有一槓桿受到四個作用力作用,試問哪一個作用力產生力矩的方向和其他三者不同?
F1
F2
F3
F4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
長10公尺之均勻木棒平放在地上,今施力於右端慢慢提起,使右端離地8公尺(左端仍在地面上),此時木棒傾斜而呈平衡狀態,則施力大小與木棒重之比值為何?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
如附圖所示,對支點而言,甲產生6 kgw·m逆時鐘方向的力矩,乙產生2 kgw·m順時鐘方向的力矩。則甲、乙兩力所產生的合力矩為何?
4 kgw·m逆時鐘
4 kgw·m順時鐘
10 kgw·m逆時鐘
10 kgw·m順時鐘
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