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

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A word that is part of the vocabulary of a programming language with a special meaning and cannot be used as an identifier.

Java

A high-level, class-based, object-oriented programming language that is widely used for developing mobile, web, and desktop applications.

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A specialized method used to initialize new objects in a class.

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An instance of a data type representing numerical values without fractional components.