Home

The frequency of oscillation of a torsional pendulum is

A. 2πk/r. √(g/l)

B. r/2πk. √(l/g)

C. 2πr/k. √(g/l)

D. r/2πk. √(g/l)

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

You can do it
  1. A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure,…
  2. In order to give the primary balance of the reciprocating parts of a multi-cylinder inline engines,
  3. A mechanism consisting of four links is called a __________ mechanism.
  4. Tangential acceleration direction is
  5. A circle passing through the pitch point with its center at the center of cam axis is known as
  6. Hart mechanism has
  7. In a reciprocating steam engine, when the crank has turned from inner dead centre through an angle θ,…
  8. In a band and block brake, the ratio of tensions on tight side and slack side of the band is (where…
  9. The sense of coriolis component 2 ωv is same as that of the relative velocity vector v rotated…
  10. When a point moves along a straight line, its acceleration will have
  11. The total number of instantaneous centres for a mechanism consisting of n links are
  12. For simple harmonic motion of the of follower, a cosine curve represents
  13. If ω/ωn is very low for a body vibrating under steady state vibrations, the phase angle for…
  14. Frequency of vibrations is usually expressed in
  15. Hammer blow
  16. When the radius of rotation of balls __________ as the equilibrium speed increases, the governor is…
  17. If D₁ and D₂ be the diameters of driver and driven pulleys, then belt speed is proportional…
  18. The secondary unbalanced force is maximum when the angle of inclination of the crank with the line of…
  19. In a mechanism, the fixed instantaneous centres are those centres which
  20. The secondary unbalanced force is __________ the primary unbalanced force.
  21. The D-slide valve is also known as
  22. Kinematic pairs are those which have two elements that
  23. Shaft revolving in a bearing is the following type of pair
  24. In order to facilitate starting of locomotive in any position, the cranks of a locomotive with two cylinders,…
  25. The maximum value of the pressure angle in case of cam is kept as
  26. In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line…
  27. In under damped vibrating system, the amplitude of vibration
  28. The condition for correct steering of a Davis steering gear is (where α = Angle of inclination…
  29. Cam angle is defined as the angle
  30. The motion of a shaft in a circular hole is an example of