
112-2 機械設計
Quiz
•
Specialty
•
University
•
Practice Problem
•
Easy
雯華林 雯華林
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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列那一種連桿機構,在運轉過程中沒有死點發生?
(A)雙曲柄機構
(B)雙搖桿機構
(C)曲柄搖桿機構
(D)往復滑塊曲柄機構
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
兩個拉伸彈簧以並聯方式共同承受75kg的負載,其中一彈簧之常數為75kg/cm,另一彈簧之常數為50kg/cm,請問此彈簧組之伸長量為:
(A) 2cm
(B) 2.5cm
(C)
(D)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
定位銷(dowel pin)為同一直徑的圓柱體,又稱直銷或合銷;如機車、汽車之活塞銷。定位銷的功用在使兩塊機件
(A) 夾緊在一起
(B) 相對的位置能確定
(C) 使一機件能繞著定位銷在另一塊上旋轉
(D) 使一機件在另一塊上作正確的滑動
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
制動器(brake)俗稱煞車,是利用物體的摩擦力、流體的黏滯力或電磁的阻尼力來吸收運動機件的動能或位能,並將其轉變為熱能,以達到調節運動機件的速度或停止其運動的裝置。而鼓式制動器可得較大之制動力量是因為
(A) 來令片有較大之摩擦係數
(B) 散熱良好
(C) 具有自動煞緊作用
(D) 可配合其它種類制動器共同使用
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
一套筒聯軸器,傳動軸直徑為50mm,轉速100rpm,傳動馬力為2π kW,則轉軸之扭矩為
(A) 800 N-m
(B) 500 N-m
(C) 1000 N-m
(D) 600 N-m
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者為破壞測試方法?
(A) 磁粉測試
(B) 潛變測試
(C) 渦電流測試
(D) 以上皆是
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