Copyright by Danny Kodicek, John Patrick Flynt

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Chapter 15. Strings, Pulleys, and Conveyor Belts

Overview

In this chapter, you’ll look at some special examples of calculations with energy and momentum, with the slightly tenuous link that they all involve objects that are connected in some way. The first section looks at how you deal with the situation when two objects are tied together with an idealized string and why using a pulley makes it easier to lift something. In the second part, you look at examples of momentum changes due to continuous changes of mass, such as loading a conveyor belt or burning fuel in a rocket.

Pulling Things Around

When you attach a string to something, you can make it move without ...

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