Home

When a shaking force is transmitted through the springs, damping becomes detrimental when the ratio of its frequency to the natural frequency is greater than

A. 0.25

B. 0.5

C. 1

D. 2

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

You can do it
  1. Which one of the following is an exact straight line mechanism using lower pairs?
  2. Consider the following mechanisms:1. Oscillating cylinder engine mechanism2. Toggle mechanism3. Radial…
  3. The minimum force required to slide a body of weight W on a rough horizontal plane is
  4. The example of rolling pair is
  5. The unbalanced force due to revolving masses
  6. One end of a helical spring is fixed while the other end carries the load W which moves with simple…
  7. The example of successfully constrained motion is a
  8. Which is the false statement about the properties of instantaneous centre?
  9. The engine of an aeroplane rotates in clockwise direction when seen from the tail end and the aeroplane…
  10. Which one of the following can completely balance several masses revolving in different planes on a…
  11. For two governors A and B, the lift of sleeve of governor A is more than that of governor B, for a given…
  12. For a kinematic chain to be considered as mechanism
  13. Inertia force acts
  14. Angle of ascent of cam is defined as the angle
  15. Two systems shall be dynamically equivalent when
  16. In a four bar chain or quadric cycle chain
  17. Cam size depends upon
  18. When a point moves along a straight line, its acceleration will have
  19. The partial balancing of reciprocating parts in locomotives produces
  20. A rotor which is balanced statically but not dynamically is supported on two bearings L apart and at…
  21. When the primary direct crank of a reciprocating engine makes an angle of θ with the line of stroke,…
  22. Angle of dwell of cam is defined as the angle
  23. The Ackermann steering mechanism is preferred to the Davis type in automobiles because
  24. A circle passing through the pitch point with its center at the center of cam axis is known as
  25. Higher pairs are those which have
  26. In order to double the period of a simple pendulum, the length of the string should be
  27. An imaginary circle which by pure rolling action, gives the same motion as the actual gear, is called
  28. When the pitching of a ship is __________ the effect of gyroscopic couple acting on it will be to move…
  29. A Hartnell governor is a
  30. The type of coupling used to join two shafts whose axes are neither in same straight line nor parallel,…