A. all four pairs are turning
B. three pairs turning and one pair sliding
C. two pairs turning and two pairs sliding
D. one pair turning and three pairs sliding
E. all four pairs sliding
Related Mcqs:
- The example of lower pair is_______________?
A. shaft revolving in a bearing
B. straight line motion mechanisms
C. automobile steering gear
D. all of the above
E. none of the above - 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
E. none of the above - Which of the following disciplines provides study of relative motion between the parts of a machine______________?
A. theory of machines
B. applied mechanics
C. mechanisms
D. kinetics
E. kinematics - Which of the following has sliding motion________________?
A. crank
B. connecting rod
C. crank pin
D. cross-head
E. cross head guide - the chain is constrained when_________________?
A. L.H.S. = R.H.S.
B. L.H.S. R.H.S.
D. there is no such criterion for checking above requirement
E. none of the above - The moment on the pulley which produces rotation is called ___________________?
A. inertia
B. momentum
C. moment of momentum
D. work
E. torque - Peaucellier mechanism has__________________?
A. eight links
B. six links
C. four links
D. twelve links
E. five links - The number of links and instantaneous centers in a reciprocating engine mechanism are ___________________?
A. 4, 4
B. 4, 5
C. 5, 4
D. 6, 4
E. 4, 6 - For the same lift and same angle of ascent, a smaller base circle will give_______________?
A. a small value of pressure angle
B. a large value of pressure angle
C. there is no such relation with pressure angle
D. something else
E. none of the above is true - Instantaneous center of rotation of a link in a four bar mechanism lies on _______________?
A. right side pivot of this link
B. lift side pivot of this link
C. a point obtained by intersection on extending adjoining links
D. can’t occur
E. none of the above
