1.

Which of the following are the inversions of double Slider Crank Chain mechanism ? a. Scotch yoke and Oscillating cylinder engine b. Oldham's coupling and Hand pump c. Elliptical trammel and Oldham's coupling d. Whitworth quick-return mechanism and Scotch yoke Which of the above is/are correct?

A. Only a and b
B. Only d
C. Only c
D. Only c and d
Answer» D. Only c and d


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