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Forced vibration: If a system is subjected to an external force, the resulting vibration is known as forced vibration if the frequency of the external force coincides with one of the natural frequencies of the system, a conditions known as resonance occurs (large oscillation). Failures of such structures as building, bridges, turbines and airplane wings have been associated with the occurrence of resonance.

Damped vibration: Ifanyenergy is lost or dissipated in friction or other resistance during oscillation, the vibration is damped vibration.


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Q: What is difference between forced vibration and damped vibration?
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Difference between free vibrations and forced vibrations?

On free vibration the beam or structure is not suffering influence of forces (Beam on space). In forced vibration the structure is under presence of force example bridges. Later on will you discover the free vibration is important to obtain natural frequencies and mode shapes. the difference b\w forced and free vibration can be understand by the examples.............a) the vibration of a pendulum is free vibration which needs no external force to vibrate. b) the vibration of a machine like a drill is forced vibration which needs an external force to vibrate.


What is compressional vibration?

Compressional vibration is a term used to describe a vibration that occurs as the result of compression. Compression can be described as when particles are pressed or forced together. Vibration occurs as a result of this pressure.


What is the difference between underdamped and overdamped oscillations?

Damped (or free) oscillation occurs when an object is set to vibrate at its natural frequency while forced oscillation involves the application of a force to keep an object in constant or repetitive motion.


How does vibration analysis work?

Vibration is defined as a mechanical fluctuation from one point to another point. There are mainly two types of vibration involved in vibration analysis: free vibration and forced vibration. Free vibration occurs when an object is turned on, such as a clothes dryer and a lawnmower, and is left to vibrate on its own. Forced vibration happens when an outside object or occurrence vibrates an object. The lawnmower shakes due to an earthquake would be an example of this. Furthermore, vibration monitoring is also another important part of analysis.


What does swinging have to do with physics?

The motion of swinging is an example of forced, damped oscillation. A more simple form of this is simple harmonic oscillation and can be read about here: http://en.wikipedia.org/wiki/Simple_harmonic_motion

Related questions

What is the difference between natural and forced vibrating systems?

what is the different between natural and forced vibration systems.


Difference between free vibrations and forced vibrations?

On free vibration the beam or structure is not suffering influence of forces (Beam on space). In forced vibration the structure is under presence of force example bridges. Later on will you discover the free vibration is important to obtain natural frequencies and mode shapes. the difference b\w forced and free vibration can be understand by the examples.............a) the vibration of a pendulum is free vibration which needs no external force to vibrate. b) the vibration of a machine like a drill is forced vibration which needs an external force to vibrate.


What is the difference between complex tones and forced vibrations?

A forced vibration is due to an applied force. A tone consisting of a fundamental and a overtone, may be said to be complex


What are the difference between free vibration and forcced vibration?

a body A capable of vibrating, is made to vibrate another vibrating body B, Astarts vibrating with the natural frequency of B. now the vibrations of Aare called forced vibrations. example;vibration on sonameter.


What is the relationship between forced vibration and resonance?

Forced vibration occurs when an object is made to vibrate by another vibrating object. Resonance occurs when frequency of a vibration forced on an object matches the objects natural frequency Appyed force to a vibrating system and then removing the source energy.


What is the difference between Forced vital capacity and vital capacity?

there is no difference.


What is compressional vibration?

Compressional vibration is a term used to describe a vibration that occurs as the result of compression. Compression can be described as when particles are pressed or forced together. Vibration occurs as a result of this pressure.


What is the difference between underdamped and overdamped oscillations?

Damped (or free) oscillation occurs when an object is set to vibrate at its natural frequency while forced oscillation involves the application of a force to keep an object in constant or repetitive motion.


How does vibration analysis work?

Vibration is defined as a mechanical fluctuation from one point to another point. There are mainly two types of vibration involved in vibration analysis: free vibration and forced vibration. Free vibration occurs when an object is turned on, such as a clothes dryer and a lawnmower, and is left to vibrate on its own. Forced vibration happens when an outside object or occurrence vibrates an object. The lawnmower shakes due to an earthquake would be an example of this. Furthermore, vibration monitoring is also another important part of analysis.


What is the difference between normal inspiration and expiration and forced inspiration and expiration?

my wang


What is the difference between arranged marriages than forced marriages?

They're basically the same.


What is the difference between forced migration and voluntary migration?

Forced migration is when people are told to move and voluntary is movement upon self-interest.