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The displacement of the D-slide valve is __________ the steam lap by a distance known as lead of the valve.

A. Greater than

B. Less than

C. Equal to

D. None of these

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  1. A kinematic chain requires at least
  2. When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal…
  3. Kinematic pairs are those which have
  4. Pitch point on a cam is
  5. The example of completely constrained motion is a
  6. At the nodal point in a shaft, the amplitude for torsional vibration will be
  7. In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility…
  8. The secondary unbalanced force is maximum when the angle of inclination of the crank with the line of…
  9. Sensitiveness of the governor is defined as the ratio of the
  10. If two moving elements have surface contact in motion, such pair is known as
  11. Kinematic pairs are those which have
  12. An imaginary circle which by pure rolling action, gives the same motion as the actual gear, is called
  13. In the two rotor system as shown in the below figure (I₁ < I₂), a node of vibration is…
  14. Cam size depends upon
  15. Rectangular bar in a rectangular hole is the following type of pair
  16. Two heavy rotating masses are connected by shafts of lengths l₁, l₂ and l₃ and…
  17. Whirling speed of the shaft is the speed at which
  18. The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke…
  19. In a circular arc cam with roller follower, the acceleration in any position of the lift will depend…
  20. When the axes of the first and last wheels are coaxial, then the train is known as
  21. The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction)
  22. For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively,…
  23. A single degree of freedom system is given by, m × (d²x/dt²) + c × (dx/dt) + sx…
  24. Efficiency of a screw jack is given by
  25. When the crank is at the outer dead centre, in a reciprocating steam engine, then the acceleration of…
  26. If ω/ωn is very high for a body vibrating under steady state vibrations, the phase angle for…
  27. When one of the links of a kinematic chain is fixed, the chain is known as a
  28. Which of the following mechanism is an approximate straight line motion mechanism?
  29. Which of the following is an open pair?
  30. The Grubler's criterion for determining the degrees of freedom (n) of a mechanism having plane motion…