A Child's Top Is Spinning at a Rate of 7

question 19

Multiple Choice

A child's top is spinning at a rate of 7.00 rev/s.It takes 30.0 seconds for the top to slow to a rate of 2.00 rev/s.Assuming a constant angular acceleration,what is the magnitude of the angular acceleration of the top?

• A)0.070 rad/s²
• B)0.167 rad/s²
• C)0.233 rad/s²
• D)1.05 rad/s²
• E)1.47 rad/s²

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Definitions:

Isoquant

A curve that represents all combinations of inputs that produce the same level of output in production theory.

Inputs

Factors or resources employed in producing goods, including time, manpower, and raw materials.

Lagrange Multipliers

A mathematical method used to find the maximum or minimum of a function subject to constraints.

Optimal Value

The most favorable or advantageous value that can be achieved under given constraints, often used in optimization problems.