Mathematics · Mechanical Vibrations
A refrigerator unit having a mass of 44 kg is to be supported on 3 springs of equal stiffness k. If the unit operates at 450 rpm, what will be the stiffness k of each spring if only 10% of the shaking force is allowed to be transmitted to the supporting structure? [Assume π2 = 10]
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 14 N/mm
- 23 N/mm✓
- 31 N/mm
- 42 N/mm
Correct answer
3 N/mm
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