Theory of Machine
The natural frequency of free longitudinal vibrations is equal to (where m = Mass of the body, s = Stiffness of the body, and δ = Static deflection of the body)

1/2π × √(g/δ)
0.4985/√δ
Any one of the listed here
1/2π × √(s/m)

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Theory of Machine
The sense of Coriolis component 2 ωv is same as that of the relative velocity vector v rotated at

45° in the direction of rotation of the link containing the path
90° in the direction of rotation of the link containing the path
180° in the direction opposite to the rotation of the link containing the path
45° in the direction opposite to the rotation of the link containing the path

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Theory of Machine
When the belt is stationary, it is subjected to some tension known as initial tension. The value of this tension is equal to the

Sum of the tensions on the tight side and slack side of the belt
Average tension of the tight side and slack side of the belt
Tension in the tight side of the belt
Tension in the slack side of the belt

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