A 20-Kg Object Moving 3

question 75

Multiple Choice

A 2.0-kg object moving 3.0 m/s strikes a 1.0-kg object initially at rest. Immediately after the collision, the 2.0-kg object has a velocity of 1.5 m/s directed 30° from its initial direction of motion. What is the x component of the velocity of the 1.0-kg object just after the collision?

• A) 3.7 m/s
• B) 3.4 m/s
• C) 1.5 m/s
• D) 2.4 m/s
• E) 4.1 m/s

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Definitions:

Substance Abuse

The harmful or hazardous use of psychoactive substances, including alcohol and illicit drugs, leading to addiction or other detrimental effects.

Misuse Of Prescription Drugs

The use of prescription medication in a manner not intended by the prescribing doctor, including using drugs in excessive amounts, for extended periods, or without a prescription.

Elderly

Pertaining to individuals who are significantly beyond the middle age, often considered to be 65 years and older.

Delirium

An acute, often reversible, state of confusion characterized by impaired cognitive function, attention, and perception, usually resulting from an underlying medical condition.