Refer to Figure Q2. A tray of mass mi is supported by 3 springs as shown in Figure 3(a). The natural frequency fa is 5.0Hz. An additional mass motor of m2 = 3.0kg (in OFF condition) is placed at the center on top of the mass, the natural frequency is observed to be 2.5Hz. a) Calculate the mass mi. The motor m2 is ON and it rotates at the speed of 600 rpm. Calculate: a) The transmissibility b) Attenuation c) Explain what will happen if the system run at Resonant Frequency m2 m1 Figure 2(a): Original system Figure 2(b): system with m2 added

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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Refer to Figure Q2.
A tray of mass mı is supported by 3 springs as shown in Figure 3(a). The natural frequency
fa is 5.0Hz. An additional mass motor of m2 = 3.0kg (in OFF condition) is placed at the center
on top of the mass, the natural frequency is observed to be 2.5Hz.
a) Calculate the mass mı.
The motor m2 is ON and it rotates at the speed of 600 rpm.
Calculate:
a) The transmissibility
b) Attenuation
c) Explain what will happen if the system run at Resonant Frequency
m2
m1
Figure 2(a): Original system
Figure 2(b): system with m2 added
Transcribed Image Text:Refer to Figure Q2. A tray of mass mı is supported by 3 springs as shown in Figure 3(a). The natural frequency fa is 5.0Hz. An additional mass motor of m2 = 3.0kg (in OFF condition) is placed at the center on top of the mass, the natural frequency is observed to be 2.5Hz. a) Calculate the mass mı. The motor m2 is ON and it rotates at the speed of 600 rpm. Calculate: a) The transmissibility b) Attenuation c) Explain what will happen if the system run at Resonant Frequency m2 m1 Figure 2(a): Original system Figure 2(b): system with m2 added
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