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


21. A utomobile steering gear is an example of.......


   A.higher pair

   B.slidingpair

   C.turning pair

   D.rotary pair

   E.lower pair


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E.lower pair

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22. In higher pair, the relative motion is.......


   A.purely turning

   B.purely sliding

   C.purely rotary

   D.purely surface contact

   E.combination of sliding and turning


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E.combination of sliding and turning

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23. The example of higher pair is.......


   A.belt, rope and chain drives

   B.gears, cams

   C.ball and roller bearings

   D.all of the above

   E.none of the above


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D.all of the above

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24. 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


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E.all of the above

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25. The Scott-Russell mechanism consists of .......


   A.sliding and running pairs

   B.sliding and rotary pairs

   C.turning and rotary pairs

   D.sliding pairs only

   E.turning pairs only


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A.sliding and running pairs

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