A Simple Pendulum, Consisting of a Mass M and a String

question 54

Multiple Choice

A simple pendulum, consisting of a mass m and a string of length L, swings upward, making an angle θ with the vertical. The work done by the tension force is

• A) zero.
• B) mgL.
• C) mgL cos θ.
• D) mgL sin θ.
• E) mgL tan θ.

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Definitions:

Technological Improvements

Enhancements and innovations in technology that increase productivity and efficiency.

Legal Limits

These are boundaries established by laws or regulations that define what is permissible within a legal framework.

Collective Action Problem

A situation where individuals in a group have incentives to not cooperate, despite a cooperative outcome being in their collective best interest, often leading to suboptimal results.

Free-Rider Problem

A situation in which individuals consume more than their fair share of a public resource, or shoulder less than a fair share of the costs of its production, without contributing to its provision.