Mechanical Engineering MCQs

2075 MCQs  (Page 72 of 208)

Attempt Mechanical Engineering Mcqs Quiz
A circular bar moving in a round hole is an example of_______________?
A. Incompletely constrained motion
B. Partially constrained motion
C. Completely constrained motion
D. Successfully constrained motion
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If there are L number of links in a mechanism then number of possible inversions is equal to_______________?
A. L + 1
B. L – 1
C. L
D. L + 2
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The lower pair is a_____________________?
A. Open pair
B. Closed pair
C. Sliding pair
D. Point contact pair
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In higher pair, the relative motion is_____________________?
A. purely turning
B. purely sliding
C. purely rotary
D. purely surface contact
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The example of higher pair is_________________?
A. Belt, rope and chain drives
B. Gears, cams
C. Ball and roller bearings
D. All of the above
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Which of the following would constitute a link__________________?
A. piston, piston rings and gudgeon pin
B. piston, and piston rod
C. piston rod and cross head
D. piston, crank pin and crank shaft
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Davis steering gear consists of__________________?
A. Sliding pairs
B. Turning pairs
C. Rolling pairs
D. Higher pairs
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A completely constrained motion can be transmitted with __________________?
A. 1 link with pin joints
B. 2 links with pin joints
C. 3 links with pin joints
D. 4 links with pin joints
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Sense of tangential acceleration of a link_________________?
A. Is same as that of velocity
B. Is opposite to that of velocity
C. Could be either same or opposite to velocity
D. Is perpendicular to that of velocity
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The number of links in pantograph mechanism is equal to______________?
A. 2
B. 3
C. 4
D. 5
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Word of the Day
28 Sep
Expatriate
a person who lives outside their native country.
ملک بدری، جلا وطن کرن، شہر بدر کرنا

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