A Rotating Flywheel Can Be Used as a Method to Store

question 21

Multiple Choice

A rotating flywheel can be used as a method to store energy.If it has 2.0 × 10⁶ J of kinetic energy when rotating at 435 rad/s,and if a frictional torque of 4.0 N
M acts on the system,in what interval of time would the flywheel come to rest?

• A) 2 300 min
• B) 38.3 min
• C) 21.1 min
• D) 153 min

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Definitions:

Environmental Adaptation

The process by which organisms adjust to changes in their habitat or environment, often resulting in biological or behavioral changes.

Natural Selection

A fundamental mechanism of evolution, where organisms better adapted to their environment tend to survive and reproduce more successfully.

Speciation

The evolutionary process by which populations evolve to become distinct species, primarily through genetic divergence and reproductive isolation.

Evolutionary Processes

The natural mechanisms that lead to changes in genetic composition of populations over successive generations.