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The force you are referring to is called torque. here is an example: you have 2 wrenches, one with a short handle and the other with a long handle, and 2 identical bolts. The force required for the longer wrench to turn the bolt is less than the force required for the short to turn the bolt. This is because the longer the handle the greater the Torque and therefore less force needs to be applied.

summary: longer "effort arm"=more torque= less force needed

shorter "effort arm"=less torque=more force needed

I hope this answers your question

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When effort force is decreased what must be increased?

When the effort force is decreased, the mechanical advantage must be increased in order to maintain the same level of output force. This can be achieved by either adjusting the length of the lever or using different mechanical systems that provide a greater advantage.


What is the formula in getting te effort force in lever?

The formula to calculate effort force in a lever is Effort Force = Load Force x Load Arm Length / Effort Arm Length. This formula takes into account the load force being lifted, the length of the load arm, and the length of the effort arm to determine the amount of effort force needed to lift the load.


What is a lever's effort arm?

It is the part of a lever, where external force is applied in order to do work.


How does the length of effort arm affect the amount of effort needed to lift an object?

The length of the "effort arm" of the lever clearly has a great influence on the 'effort' the pusher must input to the lever in order to do the job. But in terms of the "work" done ... in the formal sense of Work as defined in Physics = (force) x (distance) ... the length of the effort arm should have no effect on the quantity of work.


How does the length of the effort arm for a lever affect the amount of required effort force?

The longer the effort arm of a lever, the less effort force is needed to lift a load. This is because a longer effort arm increases the leverage, allowing a small effort force to lift a greater load. Conversely, a shorter effort arm requires a greater effort force to lift the same load.

Related Questions

When effort force is decreased what must be increased?

When the effort force is decreased, the mechanical advantage must be increased in order to maintain the same level of output force. This can be achieved by either adjusting the length of the lever or using different mechanical systems that provide a greater advantage.


When is the effort force decreased in a first class lever?

The effort-to-load force in a first class lever is decreased when the distance between the effort and the fulcrum is less than the distance between the fulcrum and the load.


What is the formula in getting te effort force in lever?

The formula to calculate effort force in a lever is Effort Force = Load Force x Load Arm Length / Effort Arm Length. This formula takes into account the load force being lifted, the length of the load arm, and the length of the effort arm to determine the amount of effort force needed to lift the load.


What is a lever's effort arm?

It is the part of a lever, where external force is applied in order to do work.


How does the length of effort arm affect the amount of effort needed to lift an object?

The length of the "effort arm" of the lever clearly has a great influence on the 'effort' the pusher must input to the lever in order to do the job. But in terms of the "work" done ... in the formal sense of Work as defined in Physics = (force) x (distance) ... the length of the effort arm should have no effect on the quantity of work.


What is the equation for effort length?

The equation for effort length typically refers to the distance over which a force is applied in the context of levers or mechanical systems. In simple terms, it can be expressed as the ratio of the lengths of the effort arm to the load arm, where effort length is the distance from the fulcrum to the point where the input force (effort) is applied. Mathematically, it can be represented as ( \text{Effort Length} = \frac{\text{Load Arm Length}}{\text{Mechanical Advantage}} ). This relationship helps in analyzing the efficiency and effectiveness of various machines and levers.


How does the length of the effort arm for a lever affect the amount of required effort force?

The longer the effort arm of a lever, the less effort force is needed to lift a load. This is because a longer effort arm increases the leverage, allowing a small effort force to lift a greater load. Conversely, a shorter effort arm requires a greater effort force to lift the same load.


How does the wheel radius affect the effort needed to turn the wheel?

A larger wheel radius typically requires less effort to turn the wheel because the larger radius provides a mechanical advantage, allowing the force to be applied further from the center of the wheel. This results in a greater leverage effect, reducing the amount of force needed to turn the wheel. Conversely, a smaller wheel radius would require more effort to turn the wheel due to the decreased leverage effect.


What is a effort arm?

An effort arm is the part of a lever where the input force is applied. This force is used to overcome the resistance in order to move the load. The length of the effort arm influences the mechanical advantage of the lever system.


What is the length of effort arm divided by length of resistance arm?

The length of the effort arm divided by the length of the resistance arm is known as the Mechanical Advantage. It represents the factor by which a simple machine multiplies the input force to exert a greater output force. A mechanical advantage greater than 1 indicates that the machine amplifies the input force.


What is the effort of a lever?

The effort of a lever is the force applied to the lever to move an object. It is the force needed to overcome the resistance of the load being lifted or moved by the lever. The relationship between the effort and the load is determined by the length of the lever arms.


4 If you were unable to move an object using an effort arm that was 5 feet long would increasing the length of the effort arm help?

Yes, increasing the length of the effort arm would make it easier to move the object. The longer the effort arm, the more leverage you have to overcome resistance. By increasing the length of the effort arm, you can apply less force to move the object.