# Tangential force on a linear solenoid plunger

• I
• Jan Alexander
In summary: Your Name]In summary, the plunger in a pull solenoid experiences a centering force towards the center of the coil due to the strongest magnetic field being at the center. If the plunger is moved off-axis, the magnetic component will pull it further out of the center, but it may also face some resistance from the coil pushing it back towards the center.
Jan Alexander
Hello,

I know how a plunger in a pull solenoid is pulled to the center of the solenoid. What I am wondering is the following. Does the plunger experience a centering force towards the center of the coil? If the plunger is moved slightly off-axis from the center of a circular coil, will the magnetic component pull it further out of the center or push it back in?

Thank you very much,
Jan

ice

Hello Janice,

Thank you for your question. To answer your first question, yes, the plunger in a pull solenoid does experience a centering force towards the center of the coil. This force is a result of the magnetic field created by the coil, which is strongest at the center and gradually decreases as you move away from it. Therefore, the plunger is pulled towards the center where the magnetic field is strongest.

As for your second question, if the plunger is moved slightly off-axis from the center of the coil, the magnetic component will pull it further out of the center. This is because the magnetic field is strongest at the center, so the plunger will be pulled towards the strongest part of the field. However, the plunger may also experience some resistance from the coil, which may push it back towards the center.

## What is a linear solenoid plunger?

A linear solenoid plunger is a type of electromechanical device that converts electrical energy into linear motion. It consists of a coil of wire, called a solenoid, and a moveable iron core, called a plunger. When an electric current is passed through the coil, it creates a magnetic field that attracts or repels the plunger, causing it to move in a linear direction.

## What is tangential force?

Tangential force, also known as lateral force, is a force that is applied in a direction that is tangent or perpendicular to a specified reference point or object. In the context of a linear solenoid plunger, tangential force is the force that is applied to the plunger in a direction that is parallel to the surface of the plunger.

## How is tangential force calculated on a linear solenoid plunger?

The tangential force on a linear solenoid plunger can be calculated using the formula F = BIL, where F is the force in Newtons, B is the magnetic field strength in Tesla, I is the current in Amperes, and L is the length of the plunger in meters. This formula is based on the principle that the force on a conductor in a magnetic field is equal to the product of the current, magnetic field strength, and length of the conductor.

## What factors affect the tangential force on a linear solenoid plunger?

The tangential force on a linear solenoid plunger can be affected by several factors, including the strength of the magnetic field, the amount of current passing through the coil, the length of the plunger, and the material and shape of the plunger. Additionally, external factors such as friction and air resistance can also impact the tangential force.

## What are the applications of tangential force on a linear solenoid plunger?

Tangential force on a linear solenoid plunger has various applications in industries such as automotive, aerospace, and manufacturing. It is commonly used in devices such as solenoid valves, actuators, and relays. It can also be used in robotics, medical equipment, and other precision machinery where precise linear motion is required.

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