The essential condition of placing the two masses, so that the system becomes dynamically equivalent, is (where l₁ and l₂ = Distance of two masses from the centre of gravity of the body, and kG = Radius of gyration of the body)

A. l₁ = kG

B. l₂ = kG

C. l₁l₂ = kG

D. l₁l₂ = kG²

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

You can do it
  1. The magnitude of linear velocity of a point B on a link AB relative to point A is (Where ω = Angular…
  2. Coriolis component is encountered in
  3. When the particles of a body moves perpendicular to its axis, then the body is said to have
  4. For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively,…
  5. The Kutzbach criterion for determining the number of degrees of freedom (n) is (where l = number of…
  6. The Klein's diagram is useful to find
  7. The balancing of a rigid rotor can be achieved by appropriately placing balancing masses in
  8. Cross head and guides form a
  9. The coriolis component of acceleration is taken into account for
  10. When the radius of rotation of balls __________ as the equilibrium speed increases, the governor is…
  11. Klein's construction gives a graphic construction for
  12. ________ is an inversion of Double slider crank chain.
  13. Torsional vibrations are said to occur when the particles of a body moves
  14. The ratio of the number of teeth to the pitch circle diameter in millimetres, is called
  15. Which of the following is an open pair?
  16. Longitudinal vibrations are said to occur when the particles of a body moves
  17. A circle passing through the pitch point with its center at the center of cam axis is known as
  18. Critical damping is a function of
  19. A point on a link connecting double slider crank chain traces a
  20. In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line…
  21. In order to give a complete secondary balance of a multi-cylinder inline engine,
  22. The frictional torque transmitted in a truncated conical pivot bearing, considering uniform wear, is
  23. The displacement of the D-slide valve is __________ the steam lap by a distance known as lead of the…
  24. The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's…
  25. For the same lift and same angle of ascent, a smaller base circle will give
  26. Any point on a link connecting double slider crank chain will trace a
  27. A rigid body possesses ________degrees of freedom
  28. If the rotating mass of a rim type flywheel is distributed on another rim type flywheel whose mean radius…
  29. Frequency of vibrations is usually expressed in
  30. The mechanism consisting of three turning pairs and one sliding pair, is called a