Mechanical Engineering Mcqs 1919 MCQs [All-Courses]

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.

A foot step bearing and rotor of a vertical turbine form examples of___________________?

A incompletely constrained motion

B partially constrained motion

C completely constrained motion

D successfully constrained motion

Review Detailed Answer

Correct Answer: partially constrained motion

The number of links in pantograph mechanism is equal to______________?

A 2

B 3

C 4

D 5

Review Detailed Answer

Correct Answer: 4

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

Review Detailed Answer

Correct Answer: could be either same or opposite to velocity

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

Review Detailed Answer

Correct Answer: 4 links with pin joints

Davis steering gear consists of__________________?

A sliding pairs

B turning pairs

C rolling pairs

D higher pairs

Review Detailed Answer

Correct Answer: sliding pairs

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

Review Detailed Answer

Correct Answer: all of the above

The lower pair is a_____________________?

A open pair

B closed pair

C sliding pair

D point contact pair

Review Detailed Answer

Correct Answer: closed pair

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

Review Detailed Answer

Correct Answer: L

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

Review Detailed Answer

Correct Answer: incompletely constrained motion

The example of spherical pair is_____________________?

A bolt and nut

B lead screw of a lathe

C ball and socket joint

D ball bearing and roller bearing

Review Detailed Answer

Correct Answer: ball and socket joint

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Mechanical Engineering Mcqs 1919 MCQs [All-Courses]

All Topics 1919

All Topics 1919

A foot step bearing and rotor of a vertical turbine form examples of___________________?

The number of links in pantograph mechanism is equal to______________?

Sense of tangential acceleration of a link_________________?

A completely constrained motion can be transmitted with __________________?

Davis steering gear consists of__________________?

The example of higher pair is_________________?

The lower pair is a_____________________?

If there are L number of links in a mechanism then number of possible inversions is equal to_______________?

A circular bar moving in a round hole is an example of_______________?

The example of spherical pair is_____________________?