A Horizontal Force of 675 N Is Needed to Overcome

question 47

Multiple Choice

A horizontal force of 675 N is needed to overcome the force of static friction between a level floor and a 300-kg crate.What is the acceleration of the crate if the 675-N force is maintained after the crate begins to move and the coefficient of kinetic friction is 0.15?

• A)0.78 m/s²
• B)3.7 m/s²
• C)3.3 m/s²
• D)1.5 m/s²
• E)1.8 m/s²

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Definitions:

Withdrawal

The process of retracting or turning inward, often used to describe the physiological and psychological symptoms experienced when discontinuing a substance upon which one has become dependent.

Sodium Pentothal

A barbiturate drug historically used as a sedative and famously referred to as a "truth serum" in the context of interrogation.

Barbiturate

A class of drugs that are used as sedatives and hypnotics, which can depress the central nervous system, leading to effects ranging from mild sedation to total anesthesia.

Barbiturates

A class of drugs that are used as sedatives and hypnotics. They can depress the central nervous system, leading to effects ranging from mild sedation to total anesthesia.