In the given figure if N is the node then NQ acts as which of the following system?

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asked Sep 22, 2022 in Machine Dynamics by Grayson (34.3k points)

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the given figure, considering left end has one rotor, If the mass moment of inertia of the shaft till node N1 is increased to four times, then what will be the effect on free torsional vibrations of a rotor at left end of N1?

asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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A single cylinder oil engine works with a three rotor system, the shaft length is 2.5m and 70mm in diameter, the middle rotor is at a distance 1.5m from one end. Calculate the free torsional vibration frequency for a single node system in Hz if the mass moment of inertia of rotors in Kg-m^2 are: 0.15, 0.3 and 0.09. C=84 kN/mm^2

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asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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asked Sep 23, 2022 in Machine Dynamics by Grayson (34.3k points)

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