A 78-Kg Solid Sphere,made of Metal Whose Density Is 2500 Kg

question 22

Multiple Choice

A 7.8-kg solid sphere,made of metal whose density is 2500 kg/ ,is suspended by a cord.When the sphere is immersed in water (of density 1000 kg/m³) ,what is the tension in the cord?

• A) 46 N
• B) 61 N
• C) 76 N
• D) 92 N
• E) 110 N

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Definitions:

Classical Conditioning Therapies

Psychological treatment approaches that utilize the principles of classical conditioning to change maladaptive behaviors by associating them with new responses.

Aversive Conditioning

A behavioral technique that involves modifying behavior by associating an undesired behavior with an unpleasant stimulus.

Physical Pain

A distressing sensation and emotional experience associated with actual or potential tissue damage.

Operant Conditioning

A learning process through which the strength of a behavior is modified by reinforcement or punishment.