A Small but Dense 2

question 116

Multiple Choice

A small but dense 2.0-kg stone is attached to one end of a very light rod that is 1.2 m long. The other end of the rod is attached to a frictionless pivot. The rod is raised until it is vertical, with the stone above the pivot. The rod is released and the stone moves in a vertical circle with no air resistance. What is the tension in the rod as the stone moves through the bottom of the circle?

• A) 20 N
• B) 60 N
• C) 80 N
• D) 40 N
• E) 100 N

---

Definitions:

Political Connections

Relationships or affiliations between individuals or organizations and political figures or institutions, which can influence decision-making processes.

Standard Hour Plan

An incentive plan that sets rates based on the completion of a job in a predetermined standard time.

Predetermined Time

A specific and established period set aside for a particular task or event.

Incentive Plans

Strategies used by employers to motivate and reward employees' performance and productivity.