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Which of the following is a turning pair?

A. Piston and cylinder of a reciprocating steam engine

B. Shaft with collars at both ends fitted into a circular hole

C. Lead screw of a lathe with nut

D. Ball and a socket joint

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. The coriolis component of acceleration depends upon
  2. The relation between number of links (l) and number of joints (j) in a kinematic chain is
  3. The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a left…
  4. The velocity of the belt for maximum power is (where m = Mass of the belt in kg per metre length)
  5. If the opposite links of a four bar linkage are equal, the links will always form a
  6. The cam and follower is an example of
  7. In a simple train of wheels, the velocity ratio __________ the intermediate wheels.
  8. The tractive force is maximum or minimum when the angle of inclination of crank with the line of stroke…
  9. The equivalent length of a simple pendulum which gives the same frequency as a compound pendulum is
  10. If the controlling force line for a spring controlled governor when produced intersects the Y-axis at…
  11. The frequency of oscillation of a torsional pendulum is
  12. In multi V-belt transmission, if one of the belt is broken, we have to change the
  13. The distance by which the __________ of the D-slide valve overlaps the steam port is called exhaust…
  14. In a radial cam, the follower moves
  15. The critical speed of a shaft in revolution per second is __________ as that of natural frequency of…
  16. In a cone pulley, if the sum of radii of the pulleys on the driving and driven shafts is Constant, then
  17. Which of the following is used to control the speed variations of the engine caused by the fluctuations…
  18. When a mass of a critically damped single degree of freedom system is deflected from its equilibrium…
  19. Tangential acceleration direction is
  20. The angle of inclination of the plane, at which the body begins to move down the plane is called
  21. Higher pairs are those which have
  22. In a shaper mechanism, the Coriolis component of acceleration will
  23. A pulley and belt in a belt drive form a
  24. The periodic time is given by (where ω = Angular velocity of the particle in rad/s)
  25. Klein's construction gives a graphic construction for
  26. The sense of coriolis component 2 ωv is same as that of the relative velocity vector v rotated…
  27. The frictional torque transmitted in a flat pivot bearing with assumption of uniform pressure is _________…
  28. The Klein's diagram is used when
  29. Elements of pairs held together mechanically is known as
  30. The gear train usually employed in clocks is a