In elliptical trammels_________________?

In elliptical trammels_________________?

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

The Klein’s method of construction for reciprocating engine mechanism _______________?

The Klein’s method of construction for reciprocating engine mechanism _______________?

A. is based on acceleration diagram
B. is a simplified form of instantaneous center method
C. utilises a quadrilateral similar to the diagram of mechanism for reciprocating engine
D. enables determination of Corioli’s component
E. none of the above