Theory of Machine | Theory of Machine Objective Type Questions and answers


46. For a kinematic chain to be considered as mechanism.......


   A.two links should be fixed

   B.one link should be fixed

   C.none of the links should be fixed

   D.there is no such criterion

   E.none of the above


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B.one link should be fixed

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47. Any point of a link connecting double slider crank chain will trace a.......


   A.straight line

   B.circle

   C.parabola

   D.ellipse

   E.hyperbola


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D.ellipse

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48. A slider crank chain consists of following number of turning and sliding pairs.......


   A.1,3

   B.2,2

   C.3,1

   D.4,0

   E.0,4


✔ View Answer


C.3,1

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49. Oldham's coupling is the..............


   A.second inversion of double slider crank chain

   B.third inversion of double slider crank chain

   C.second inversion of single slider crank chain

   D.third inversion of slider crank chain

   E.fourth inversion of double slider crank chain


✔ View Answer


B.third inversion of double slider crank chain

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