A System Has an Increase in Internal Energy of 60

question 29

Multiple Choice

A system has an increase in internal energy of 60 J while 90 J was removed from the system by heat.How much work was involved during this process and was it done on the system or done on its environment?

• A)30 J on the system
• B)30 J on the environment
• C)150 J on the system
• D)150 J on the environment

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Definitions:

Private Good

A product or service that is excludable and rival in consumption, meaning its use is limited to paying customers and one individual's use diminishes another's ability to use it.

Cheeseburger

A cooked ground beef patty served between two slices of a bun, often with various toppings such as cheese, lettuce, and tomatoes.

National Defense

The government activities involved in defending a country against foreign threats, including maintaining armed forces and defensive measures.

Nonexcludable

A characteristic of public goods where it is not possible to prevent anyone from accessing and using the good.