A D.20 m long shaft with negligible Incrtia has a flywheel suspended from the end and a damper to damp the Vibrations. the shoft has a tortional Stiffness of 5000 N-m/rad and a modulus of rigidity of 152 MPa . The flywheel has a moment of inertia of 30 Kg -m2 and the damping ratio is O.4. calculate the following: a.) The damped frequency in Ha. b.) The damping cocfficient in N-m-S . c) The actual angvlor freavency in Hz. d.) The amplitude reduction facton. e.) The diameter of the shaft in milimeters.

A D.20 m long shaft with negligible Incrtia has a flywheel suspended from the end and a damper to damp the Vibrations. the shoft has a tortional Stiffness of 5000 N-m/rad and a modulus of rigidity of 152 MPa . The flywheel has a moment of inertia of 30 Kg -m2 and the damping ratio is O.4. calculate the following: a.) The damped frequency in Ha. b.) The damping cocfficient in N-m-S . c) The actual angvlor freavency in Hz. d.) The amplitude reduction facton. e.) The diameter of the shaft in milimeters.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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