Category: Theory of Machines Mcqs

A.Zero
B.Between 1? and 3?
C.Between 5? and 10?
D.Between 12? and 15?
E.Between 15? and 20?

A.Position of balancing weights
B.Centripetal acceleration
C.Natural frequency of vibration
D.Moment of inertia
E.None of the above

A.Slider-crank mechanism
B.Scotch yoke mechanism
C.Scotch yoke mechanism
D.Modified pantograph mechanism
E.None of the above

A.Are fully balanced
B.Remain unbalanced
C.Are partially balanced
D.Cannot be balanced
E.None of the above

A.Kunckle join
B.Universal joint
C.Oldham’s coupling
D.Hooke’s joint
E.Bevel grars

A.Only three rigid links have no linear velocities relative to each other
B.Two rigid links rotate instantaneously relative to each other
C.One rigid link has no linear velocity
D.The two rigid links have no linear velocities relative to each other at the instantaneous centre
E.None of the above

A.Yes
B.No
C.Yes, provided the links are limited in number
D.Yes provided the distance is limited
E.None of the above

A.directly proportional to the number of coils in the spring
B.inversely proportional to the number of coils in the spring
C.inversely proportional to the square of the number of coils in the spring
D.directly proportional to the square of the number of coils in the spring

A.To reduce belt friction
B.To prevent belt joining from damaging the belt surface
C.To prevent the belt from running off the pulley
D.In case of cross belt drives only
E.None of the above

A.Along the angular velocity
B.Perpendicular to the angular velocity
C.Opposite to the angular velocity
D.Any of (A) and (B)
E.Any of (A) and (C)