Question

Text: A vibratory body of mass 150 kg supported on springs of total stiffness 1050 kN/m has a rotating unbalance force of 525 N at a speed of 6000 RPM. If the damping factor is 0.3, determine: i) Amplitude of vibration and phase angle. ii) Transmissibility ratio and iii) Force transmitted to the foundation.

Name: text a vibratory body of mass 150 kg supported on springs of total stiffness 1050 knm has a rotating unbalance force of 525 n at a speed of 6000 rpm if the damping factor is 03 determine i a 54185
Uploaded: 2023-11-15T03:43:10-08:00
Duration: 4 min 1 s
Channel: Narayan Hari
Description: text a vibratory body of mass 150 kg supported on springs of total stiffness 1050 knm has a rotating unbalance force of 525 n at a speed of 6000 rpm if the damping factor is 03 determine i a 54185

          Text: A vibratory body of mass 150 kg supported on springs of total stiffness 1050 kN/m has a rotating unbalance force of 525 N at a speed of 6000 RPM. If the damping factor is 0.3, determine: i) Amplitude of vibration and phase angle. ii) Transmissibility ratio and iii) Force transmitted to the foundation.

Added by Virginia W.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Narayan Hari

11/15/2023

Step 1

The natural frequency (\(f_n\)) of a vibratory system is given by the formula: \[f_n = \frac{1}{2\pi} \sqrt{\frac{k}{m}}\] where \(k\) is the stiffness of the spring (in N/m) and \(m\) is the mass of the body (in kg). Given: \(k = 1050 \times 10^3\) N/m (since 1 Show more…

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Text: A vibratory body of mass 150 kg supported on springs of total stiffness 1050 kN/m has a rotating unbalance force of 525 N at a speed of 6000 RPM. If the damping factor is 0.3, determine: i) Amplitude of vibration and phase angle. ii) Transmissibility ratio and iii) Force transmitted to the foundation.