Why could it be useful for the mechanical advantage of a bicycle to be less than 1?

When the pedals of a bicycle move through a distance of . ... Explain why it could be useful for the mechanical advantage of a bicycle to be less than 1. It will move a larger distance with less effort.

1. How does a bicycle use mechanical advantage?
2. Can you have a mechanical advantage of less than 1?
3. Can a machine with a mechanical advantage of 1 be useful?
4. What is the ideal mechanical advantage?
5. What is the difference between mechanical advantage and ideal mechanical advantage?
6. What factors affect the mechanical advantage of a machine?
7. Is low mechanical advantage good?
8. What is mechanical advantage used for?
9. Can a machine be useful even if its mechanical advantage is less than one explain and give an example?
10. What does it mean if a simple machine has a mechanical advantage of more than 1?
11. Why is the mechanical advantage of an inclined plane greater than 1?
12. What does it mean to have a mechanical advantage of 2?
13. What is the relationship between ideal mechanical advantage and actual mechanical advantage?
14. Is the mechanical advantage a constant value or can it be made to vary?
15. Is a higher or lower mechanical advantage better?

How does a bicycle use mechanical advantage?

Gears, like any machine, give us a "mechanical advantage" to the work that we do. ... Most bicycles (even one-speeds) have a large gear at the pedals and a smaller one at the wheel. Set up this way, it means that for every one rotation of the pedal gear you gain more rotations on the wheel gear.

Can you have a mechanical advantage of less than 1?

A machine with a mechanical advantage of less than 1 does not multiply the force but increases the distance and speed.

Can a machine with a mechanical advantage of 1 be useful?

While machines can provide a mechanical advantage of greater than 1.0 (and even less than 1.0 if desired), no machine can never do more mechanical work than the mechanical work put into it. Efficiency. ... The work it puts out is almost equal to the work it receives, because energy used up by friction is quite small.

What is the ideal mechanical advantage?

The mechanical advantage is a number that tells us how many times a simple machine multiplies the effort force. The ideal mechanical advantage, IMA, is the mechanical advantage of a perfect machine with no loss of useful work caused by friction between moving parts.

What is the difference between mechanical advantage and ideal mechanical advantage?

The actual mechanical advantage takes into account the amount of the input force that is used to overcome friction. The ideal mechanical advantage represents the change in input force that would be achieved by the machine if there were no friction to overcome.

What factors affect the mechanical advantage of a machine?

Leverage, gear ratios, pulley sizes, cylinder size ratios, screw pitch… The farther the applied effort travels in relation to the load, the greater the MA, but the longer the task takes.

Is low mechanical advantage good?

This low mechanical advantage keeps the pedal crank speed low relative to the speed of the drive wheel, even in low gears.

What is mechanical advantage used for?

Mechanical advantage is a measure of the ratio of output force to input force in a system, used to analyze the forces in simple machines like levers and pulleys. Despite changing the forces that are applied the conservation of energy is still true and the output energy is still equal to the input energy.

Can a machine be useful even if its mechanical advantage is less than one explain and give an example?

A machine can be useful even if the mechanical advantage is less than one. It still changes the work a little bit. An example is forks, spoons, lowest gear on bike.

What does it mean if a simple machine has a mechanical advantage of more than 1?

The input force is less than the output force, and the input distance is greater than the output distance. Mechanical advantage greater than one means that small effort can be used to lift a large load.

Why is the mechanical advantage of an inclined plane greater than 1?

Less force is needed to move an object uphill with an inclined plane, but the force must be applied over a greater distance. The mechanical advantage of an inclined plane is always greater than 1, because the machine puts out more force than the user puts into it.

What does it mean to have a mechanical advantage of 2?

And this is called mechanical advantage. If I have an input force of 5, and I get an output force of 10, the mechanical advantage is 2. So mechanical advantage is equal to output force over input force, and that should hopefully make a little intuitive sense to you.

What is the relationship between ideal mechanical advantage and actual mechanical advantage?

The ideal mechanical advantage is the mechanical advantage of a machine with no inefficiencies. The actual mechanical advantage is the mechanical advantage of a real machine with all of the inefficiencies.

Is the mechanical advantage a constant value or can it be made to vary?

A muscle's mechanical advantage is not constant.

Is a higher or lower mechanical advantage better?

A common trait runs through all forms of machinery: mechanical advantage, or the ratio of force output to force input. In the case of the lever, a simple machine that will be discussed in detail below, mechanical advantage is high. ... Most machines, however, work best when mechanical advantage is maximized.