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Friction is cased by parts of the machine rubbing past one another. When this happens the parts tend to stick to each other which slows down the machine and heats up the parts. Thus the energy used to drive the machine is diverted from the purpose for which the machine was constructed and the machine becomes less efficient.

To reduce friction and make the machine more efficient, lubricants (eg oil) are used to make sure that parts that come into contact can slide past one another more easily.

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Friction causes machines to slow down, and heat up. effecting efficiency negatively

first off excess causes a decrease in speed increase in wear on parts. Also friction causes heat which causes metals to expand.

For optimal mechanical efficiency, friction is the enemy.

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Friction decreases efficiency. This is because when there is friction, heat is created. Therefore some energy is lost in the form of heat.

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13y ago

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Friction causes resistance between moving parts in machines, leading to energy loss in the form of heat. This results in a decrease in the overall efficiency of the machine as more input energy is needed to overcome the frictional forces. Lubricants are often used to reduce friction and improve efficiency.

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AnswerBot

11mo ago
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Friction produces heat which absorbs part of the power input to the machine. The efficiency is defined as the power output divided by the power input, so if some of the input power is converted to heat instead of into output power, it must reduce the efficiency.

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11y ago
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Friction makes machine work slower which take a longer time to perform a task. so if there is too much friction in the machine then the machine won't be good.

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13y ago
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friction makes some of the input work become heat energy.so the output work is reduced

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12y ago
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Friction always acts to reduce the efficiency of a system - it is in many cases lost energy, usually as heat.

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12y ago
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the machine will lose energy by the waste

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15y ago
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It increases efficiency

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11y ago
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Q: How does friction reduce the efficiency of machines?
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Does friction reduces the efficiency of machines due to production of heat?

Yes, friction can reduce the efficiency of machines because it produces heat which leads to energy loss. This heat energy is not useful for the intended purpose of the machine, resulting in a decrease in overall efficiency. Minimizing friction through lubrication or using smoother materials can help improve efficiency.


What effect does friction have on a machines efficiency?

Friction can reduce a machine's efficiency by causing energy loss in the form of heat and sound. This can result in increased wear and tear on the machine, leading to reduced performance and potentially higher energy consumption. Minimizing friction through lubrication and proper maintenance can help improve a machine's efficiency.


What machines are affected by friction?

All machines that have moving parts are affected by friction. Friction occurs when two surfaces rub against each other, which can cause wear and tear on the machine's components over time. In some cases, friction can reduce the efficiency of a machine by converting some of the energy into heat.


When does friction need to be reduced?

Friction needs to be reduced when trying to increase the efficiency of machines or decrease wear and tear on components. It is also important to reduce friction in situations where smooth movement or minimal heat generation is required.


What are 3 bad things for friction?

High levels of friction can cause wear and tear on surfaces, leading to material degradation. Excessive friction can generate heat, which can be detrimental to the materials in contact and can even lead to fires. Friction can reduce efficiency in machines and systems by causing energy loss and reducing performance.