8.13. Resonance Phenomenon in Structures

Try these first

1. 1.

   What happens when the forcing frequency matches the natural frequency?

   Hint

   Think about how sound resonates in a musical instrument.

2. 2.

   Name one example of resonance in structures.

   Hint

   Consider famous bridge failures in history.

3. 3.

   What occurs when the forcing frequency matches the natural frequency?

   • Destruction
   • Damping
   • Resonance

   Hint

   Think about musical instruments when they're 'in tune'.

4. 4.

   True or False: Damping always increases vibrations.

   • True
   • False

   Hint

   Consider how shock absorbers work to control motion.

5. 5.

   Given a structure with dimensions and materials, calculate its natural frequency. How would resonance affect its design?

   Hint

   Double-check the material properties for stiffness.

6. 6.

   Devise a study plan to analyze existing structures in an earthquake-prone area for resonance risks.

   Hint

   Consider factors like soil-structure interaction.