Frictional Force: Causes & Effect on Rotational Flywheel & Pulley

In summary, frictional force is a type of force that resists motion between two objects in contact with each other, caused by microscopic irregularities on their surfaces. It can negatively affect the rotational motion of a flywheel and pulley, decreasing their efficiency. To reduce its effects, lubricants, ball bearings, and clean surfaces can be used to minimize frictional force.
  • #1
DerekWeir29
2
0
Hi guys currently submitting a report for a lab experiment we carried out in college. This was to determine the frictional force of a Rotational Velocity Apparatus.

I have successfully carried out the relevant calculations and in conclusion to my submitted report, I have to explain the differences in theoretical and experimental data.

I am looking for any help or guidance with regards to explaining the causes of frictional force on the rotational fly-wheel and pulley.
 
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  • #2
the axle presses on the flywheel (you must have encountered some resistance) so a friction develops
 

1. What is frictional force?

Frictional force is a type of force that resists the relative motion or sliding between two objects that are in contact with each other. It is caused by the microscopic irregularities on the surface of the objects, which create an opposition to their motion.

2. What causes frictional force?

Frictional force is caused by the interaction between the surface of two objects. When two objects are in contact with each other, the microscopic irregularities on their surfaces create interlocking points, resulting in resistance to their motion.

3. How does frictional force affect rotational flywheel?

Frictional force can negatively affect the rotational motion of a flywheel. It creates a resistance that opposes the motion of the flywheel, causing it to slow down. This can result in energy loss and decrease the efficiency of the flywheel.

4. What is the effect of frictional force on a pulley?

Frictional force can cause a pulley to lose energy and decrease its efficiency. The resistance created by friction can cause the pulley to slow down and reduce its rotational speed, making it less effective in transferring forces or lifting loads.

5. How can we reduce the effects of frictional force on rotational flywheel and pulley?

There are several ways to reduce the effects of frictional force on rotational flywheels and pulleys. One way is to use lubricants, such as oil or grease, to reduce the friction between the two surfaces. Another method is to use ball bearings or rollers, which can minimize the contact between surfaces and reduce the frictional force. Additionally, keeping the surfaces clean and smooth can also help to decrease frictional force.

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