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A box with a weight of 50 N rests on a horizontal surface. A person pulls horizontally on it with a force of 10 N and it does not move. To start it moving, a second person pulls vertically upward on the box. If the coefficient of static friction is 0.4, what is the smallest vertical force for which the box moves?
Checking Compulsion
A form of obsessive-compulsive disorder characterized by the need to check things repeatedly, such as locks or appliances, driven by fear and anxiety.
Counting Compulsion
An obsessive-compulsive behavior that involves an uncontrollable urge to count objects or actions.
Cleaning Compulsion
An obsessive need to clean or organize, often as a symptom of obsessive-compulsive disorder, where the action is driven by an attempt to reduce distress or anxiety.
Cognitive-Behavioral Theorist
A professional specializing in the study and application of cognitive-behavioral therapy, emphasizing the role of thinking and behavior in the development and treatment of psychological disorders.
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