Horizontal spring-block system

In summary, the conversation discusses the formula for the time period of a horizontally placed spring-block system with a definite mass 'm'. The system is assumed to execute periodic motion and the physical nature is considered. An approximate solution for the lowest frequency of the system is mentioned, where the spring stretches linearly and the kinetic energy is found in terms of the block's velocity. Adding m/3 to the mass of the block is suggested for this solution. For an exact solution, the equations of motion for the spring (equivalent to the wave equation) are set up and solved with the given boundary conditions. The possibility of the approximate solution being equivalent to that of a vertical spring-block system is questioned, along with the concern of the physics being different
  • #1
Blogical
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Can anybody derive and give the formula for the time period of a spring-block system placed horizontally having a spring with a definite mass 'm"?
Considering it will still execute periodic motion or else what will be the physical nature of such a system?
 
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  • #2
If you want an approximate solution for the lowest frequency of the system, assume the spring stretches linearly along its length and find its kinetic energy in terms of the velocity of the block. IIRC, ths is the same as adding m/3 to the mass of the block.

If you want an exact solution, set up the equations of motion for the spring (which is equivalent to the wave equation) and solve it with the boundary conditions (fixed at one end and the block attached to the other).
 
  • #3
AlephZero said:
If you want an approximate solution for the lowest frequency of the system, assume the spring stretches linearly along its length and find its kinetic energy in terms of the velocity of the block. IIRC, ths is the same as adding m/3 to the mass of the block.

If you want an exact solution, set up the equations of motion for the spring (which is equivalent to the wave equation) and solve it with the boundary conditions (fixed at one end and the block attached to the other).
Is the approximate solution equivalent to that of the vertical spring-block system where it is by adding m/3?
How can that be possible?
How to set the equation when the spring has mass, won't the physics be different??
 

What is a horizontal spring-block system?

A horizontal spring-block system is a mechanical system consisting of a block attached to a horizontal spring. The spring provides a restoring force that acts on the block as it moves back and forth.

What are the components of a horizontal spring-block system?

The components of a horizontal spring-block system include a block, a horizontal spring, and a surface on which the block can slide. In some cases, additional components such as a mass and a damping device may also be present.

What is the equation of motion for a horizontal spring-block system?

The equation of motion for a horizontal spring-block system is given by F = ma = -kx - bv, where F is the net force on the block, m is the mass of the block, k is the spring constant, x is the displacement of the block from its equilibrium position, b is the damping coefficient, and v is the velocity of the block.

What factors affect the behavior of a horizontal spring-block system?

The behavior of a horizontal spring-block system is affected by several factors, including the mass of the block, the spring constant, the damping coefficient, and the amplitude and frequency of the oscillations. The surface on which the block slides may also have an impact on the system's behavior.

What are some applications of horizontal spring-block systems?

Horizontal spring-block systems have a variety of applications in engineering and physics, such as in shock absorbers, vibration isolators, and seismic sensors. They are also commonly used in physics demonstrations and experiments to study simple harmonic motion.

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