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Mechanical Engineering Mcqs 1919 MCQs [All-Courses]

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Mechanical Engineering MCQs prepared for job test and interview preparation, especially for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover key topics such as Machine Design, Theory of Machines, Hydraulic Machines, and other important mechanical engineering concepts.

All Topics  1919

In above example, the minimum length of the coupler will be__________________?
A 45 mm
B slightly less than 45 mm
C slightly more than 45 mm
D 95 mm
Correct Answer: 45 mm
A typewriter mechanism has 7 number of binary joints, six links and none of higher pairs. The mechanism is________________?
A kinematically sound
B not sound
C soundness would depend upon which link is kept fixed
D data is not sufficient to determine same
Correct Answer: kinematically sound
The following is the inversion of slider crank chain mechanism______________________?
A Whitworth quick return mechanism
B hand pump
C oscillating cylinder engine
D all of the above
Correct Answer: all of the above
A kinematic chain requires at least________________________?
A 2 links and 3 turning pairs
B 3 links and 4 turning pairs
C 4 links and 4 turning pairs
D 5 links and 4 turning pairs
Correct Answer: 4 links and 4 turning pairs
Which of the following mechanisms produces mathematically an exact straight line motion____________________?
A Grasshopper mechanism
B Watt mechanism
C Peaucellier’s mechanism
D Tchabichiff mechanism
Correct Answer: Peaucellier’s mechanism
Whitworth quick return mechanism is obtained by inversion of___________________?
A slider crank mechanism
B kinematic chain
C five link mechanism
D roller cam mechanism
Correct Answer: slider crank mechanism
A cam mechanism imparts following motion___________________?
A rotating
B oscillating
C reciprocating
D all of the above
Correct Answer: all of the above
For a kinematic chain to be considered as mechanism___________________?
A two links should be fixed
B one link should be fixed
C none of the links should be fixed
D there is no such criterion
Correct Answer: one link should be fixed
A chain comprises of 5 links having 5 joints. Is it kinematic chain ?
A yes
B no
C it is a marginal case
D data are insufficient to determine it
Correct Answer: no
Peaucellier mechanism has__________________?
A eight links
B six links
C four links
D twelve links
Correct Answer: eight links
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