Which of the following is NOT true about a flywheel?

1. flywheels store momentum.
2. flywheels represent a circular process rather than a linear one.
3. flywheels are able to stand unsupported for an indefinite amount of time.
4. flywheels accelerate as you add more energy to them.

Correct Answer:

• flywheels are able to stand unsupported for an indefinite amount of time.