In a Certain Thermodynamic Process,20 Cal of Heat Are Removed

question 73

Multiple Choice

In a certain thermodynamic process,20 cal of heat are removed from a system and 30 cal of work are done on the system.The internal energy of the system

• A)increases by 10 cal.
• B)decreases by 10 cal.
• C)increases by 50 cal.
• D)decreases by 50 cal.
• E)decreases by 20 cal.

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Definitions:

Social Facilitation Effect

The tendency for people to perform differently when in the presence of others than when alone, often showing improved performance on tasks.

Performance

The manner in which an individual or group executes and accomplishes tasks or activities, often measured against predefined standards.

Tasks

Specific activities or assignments that people engage in, often as part of larger projects or goals.

Normative Social Influence

The influence of others that leads us to conform in order to be liked and accepted by them, resulting in a change in beliefs or behavior to fit in with a group.