A String Is Attached to the Ceiling

question 4

Multiple Choice

A string is attached to the ceiling.At the bottom of the string a rope of the same length as the string is attached.In the rope-string system,which of the following is the position of greatest tension? Assume the rope has more mass per unit length than the string.

• A)at the bottom of the rope
• B)at the top of the rope where it is attached to the string
• C)at the bottom of the string where it is attached to the rope
• D)at the top of the string

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Definitions:

Commodity Money

Anything that serves both as money and as a commodity; money that has intrinsic value such as gold or silver coins.

Double Coincidence

A situation in a barter system where two parties each hold an item the other wants, necessitating an exact match to complete an exchange.

Trade

The exchange of goods, services, or both between countries or individuals, allowing for the specialization and efficiency benefits.

Relative Values

A measure of the worth or importance of one thing in comparison to another, often used in economics to compare the value of different commodities or services.