A Mass Hangs from a Spring That Is Fixed to the Ceiling

question 46

Multiple Choice

A mass hangs from a spring that is fixed to the ceiling. The mass is now pulled down and released so the mass oscillates up and down. Which of the following statements is true?

• A) The kinetic energy of the oscillating mass is a constant.
• B) Adding mass to the spring will make it oscillate faster.
• C) The restoring force of the spring is equal to the weight of the mass.
• D) The gravitational force on the mass oscillates at the same frequency as the mass.
• E) None of these is true.

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Definitions:

Production Possibilities Frontier

A curve depicting all maximum output possibilities for two or more goods given a set of inputs (resources), assuming all inputs are used efficiently.

Economic Growth

Refers to the increase in the production of economic goods and services, from one period to another, often measured by GDP (Gross Domestic Product).

Technological Advance

The development of new technologies or the improvement of existing technologies to enhance productivity, efficiency, or quality in goods and services.

Opportunity Cost

The economic impact of rejecting the following preferable option when deciding.