Theory of Machines Quiz | Theory of Machines Short Questions & Answers
Questions
41
Elements of pairs held together mechanically is known as
Answer: closed pair
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44
Sense of tangential acceleration of a link
Answer: could be either same or opposite to velocity
45
Oldham’s coupling is the
Answer: third inversion of double slider crank chain
46
A completely constrained motion can be transmitted with .
Answer: 4 links with pin joints
50
Which of the following would constitute a link
Answer: piston, piston-rod and cross head
51
Which of the following mechanism is obtained from lower pair
Answer: all of the above
54
In higher pair, the relative motion is
Answer: combination of sliding and turning
57
Kinematic pairs are those which have two elements that
Answer: permit relative motion
58
If there are L number of links in a mechanism then number of possible inversions is equal to
Answer: L
59
If some links are connected such that motion between them can take place in more than one direction, it is called
Answer: incompletely constrained motion
60
A circular bar moving in a round hole is an example of
Answer: incompletely constrained motion
