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Theory of Machines - Interview Questions and Answers

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66. Davis steering gear consists of
A. sliding pairs
B. turning pairs
C. rolling pairs
D. higher pairs
E. lower pairs.
Explanation:
67. Ackermann steering gear consists of
A. sliding pairs
B. turning pairs
C. rolling pairs
D. higher pairs
E. lower pairs.
Explanation:
68. Which of the following would constitute a link
A. piston, piston rings and gudgeon pin
B. piston, and piston rod
C. piston rod and cross head
D. piston, crank pin and crank shaft
E. piston, piston-rod and cross head.
Explanation:
69. Which of the following mechanism is obtained from lower pair
A. gyroscope
B. pantograph
C. valve and valve gears
D. generated straight line motions
E. all of the above.
Explanation:
70. 49. In problem 47, the chain is unconstrained when
A. L.H.S. = R.H.S.
B. L.H.S. > R.H.S.
C. L.H.S. < R.H.S.
D. there is no such criterion for checking above requirement
E. none of the above.
Explanation: