The Mechanical Equivalent of Heat Is 1 Cal = 4 $\degree$

question 15

Multiple Choice

The mechanical equivalent of heat is 1 cal = 4.18 J. The specific heat of water is 1 cal/g·K. An electric immersion water heater, rated at 400 W, should heat a liter of water from 10 $\degree$ C to 30 $\degree$ C in about:

• A) 3.5 min
• B) 1 min
• C) 15 min
• D) 45 min
• E) 15 s

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Definitions:

Behavior Modification

A psychological technique involving the application of reinforcement or punishment to change behavior.

Client-Centered Therapy

A psychotherapeutic approach that emphasizes the client’s role in the healing process, recognizing them as the primary agent of change.

Mental Health

A level of psychological well-being, or an absence of mental illness; the state of someone who is functioning at a satisfactory level of emotional and behavioral adjustment.

Striving for Superiority

is a concept in psychology that suggests individuals are inherently driven to overcome their inherent feelings of inferiority to reach a higher status or superiority.