CBSE Class 11-science Physics Damped And Forced Oscillations
- What are coupled oscillations?
- Define the following : (i) damped oscillations (ii) maintained oscillations (iii) forced oscillations (iv) resonant or sympathetic vibrations.
- Why are soldiers ordered to move out of step while crossing a bridge?
- At a certain speed of a bus, the body of the bus starts vibrating strongly. Why?
- Why is loud sound heard at resonance?
- Glass window panes are some time broken by an explosion even taking place far away. Why?
- An aeroplane passing over the building sometime causes rattling of windows of the building. Explain why?
- How earthquakes some times cause disaster?
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