A Car Accelerates Uniformly from Rest to a Speed of 20

question 37

Multiple Choice

A car accelerates uniformly from rest to a speed of 20 m/s at the end of 1 min; it then accelerates uniformly to a speed of 40 m/s at the end of the next minute.During this 2-min period,the average speed of the car is

• A)7.5 m/s
• B)30 m/s
• C)15 m/s
• D)20 m/s
• E)40 m/s

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Definitions:

Aversion Therapy

A psychiatric treatment where an undesirable behavior is paired with an unpleasant stimulus to reduce the behavior's occurrence.

Atypical Antipsychotics

A class of medication used to treat psychiatric conditions, which tends to cause fewer side effects than older antipsychotic drugs.

Tardive Dyskinesia

A neurological disorder characterized by involuntary, repetitive movements, often resulting from long-term use of certain psychiatric medications.

Cardiovascular Problems

A range of disorders that affect the heart and blood vessels, including coronary artery disease, heart attack, stroke, and hypertension.