Use the Figure to Answer the Question

question 41

Multiple Choice

Use the figure to answer the question. A light rope runs through two frictionless pulleys of negligible mass.A mass,m,is hung from one of the pulleys and a force,F is applied to one end of the rope so that the mass moves at a constant speed.
-What is the force needed to move the mass at a constant speed?

• A)0
• B) mg
• C)mg
• D)2mg
• E)4mg

---

Definitions:

Collective

Refers to actions or situations that involve or are done by a group of people working together.

Audience Effect

The influence that the presence of others has on an individual's performance or behavior.

Drive Theory

A psychological framework suggesting that motivation arises from biological needs that drive behavior to satisfy them.

Social Facilitation

The tendency for people to perform differently when in the presence of others than when alone, typically showing improved performance on simple or well-rehearsed tasks.