Home

In a hydrodynamic journal bearing, there is

A. A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing

B. A thick film of lubricant between the journal and the bearing

C. No lubricant between the journal and the bearing

D. A forced lubricant between the journal and the bearing

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

You can do it
  1. In automobiles the power is transmitted from gear box to differential through
  2. Scotch yoke mechanism is used to generate
  3. In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient.
  4. The effort of a Porter governor is equal to (where c = Percentage increase in speed, m = Mass of ball,…
  5. Governor is used in automobile to
  6. A rotor supported at A and B carries two masses as shown in the below figure. The rotor is
  7. Shaft revolving in a bearing is the following type of pair
  8. The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke…
  9. The total number of instantaneous centres for a mechanism consisting of n links are
  10. A governor is said to be stable, if the
  11. The maximum value of the pressure angle in case of cam is kept as
  12. The type of coupling used to join two shafts whose axes are neither in same straight line nor parallel,…
  13. The motion between a pair which takes place in __________ is known as incompletely constrained motion.
  14. A chain comprises of 5 links having 5 joints. Is it kinematic chain?
  15. When the crank is at the inner dead centre, in a reciprocating steam engine, then the velocity of the…
  16. Cam size depends upon
  17. A motor car moving at a certain speed takes a left turn in a curved path. If the engine rotates in the…
  18. An automobile steering gear is an example of
  19. The critical speed of a shaft with a disc supported in between is equal to the natural frequency of…
  20. In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation…
  21. It is required to connect two parallel shafts, the distance between whose axes is small and variable.…
  22. If there are L number of links in a mechanism, then number of possible inversions is equal to
  23. The stress induced in a body will be shear stress, when it is subjected to
  24. For fluctuating loads, well suited bearing is
  25. The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity…
  26. If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency…
  27. In gears, interference takes place when
  28. The coriolis component of acceleration exists whenever a point moves along a path that has
  29. For low and moderate speed engines, the cam follower should move with
  30. In a mechanism, the fixed instantaneous centres are those centres which