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because you need the force to move it over some distance
because you need the force to move it over some distance
An output force is the force that is exerted from the input force to create motion of the resisting object. the input force can be less or more then the output force
Because the output energy exerted by the user is less than when you sharpen pencils.
In a closed system in the "real world" in which we live, there are losses associated with friction and other actions. These forces "take energy" from the system between its input and output. When we apply force to the imput of a system, some is lost as the force is transferred through that system. That means that the output force we observe will always be a bit less than the input force. A transmission in a vehicle is a classic example of the idea that there are losses between the input and the output of a system. The input from the engine will always be a bit greater than the output at the tailshaft (or axles for a transaxle) due to losses within the transmission.
because you need the force to move it over some distance
An output force is the force that is exerted from the input force to create motion of the resisting object. the input force can be less or more then the output force
An output force is the force that is exerted from the input force to create motion of the resisting object. the input force can be less or more then the output force
because you need the force to move it over some distance
because you need the force to move it over some distance
An output force is the force that is exerted from the input force to create motion of the resisting object. the input force can be less or more then the output force
Because only a part of force (see vector analysis) is being used to do the desired work.
The wall exerted less force, so the force exerted on the wall by the locomotive was greater than the force of the wall.
It is less.
Because the output energy exerted by the user is less than when you sharpen pencils.
A class three lever uses an operating force between the fulcrum and the load. The movement on the load will therefore be larger than the movement of the force. The force applied to the lever will always be less than the force exerted on the load.
Basically to infinity, but the force exerted decreases to the square of the distance, so the greater the distance the less the force being exerted. something twice as far away will feel four times less force. And this will technically never equal zero.