A Particle Leaves the Origin with a Velocity of 7

question 48

Multiple Choice

A particle leaves the origin with a velocity of 7.2 m/s in the positive y direction and moves in the xy plane with a constant acceleration of (3.0 − 2.0 ) m/s². At the instant the particle moves back across the x axis (y = 0) , what is the value of its x coordinate?

• A) 65 m
• B) 91 m
• C) 54 m
• D) 78 m
• E) 86 m

---

Definitions:

Salve

An ointment.

Ointment

A semi-solid preparation usually containing medicinal substances, applied externally to protect, heal, or soothe the skin.

Prescription

A written order from a licensed healthcare provider that authorizes a patient to be issued with a specific medication or treatment.

Enema

A procedure involving the introduction of liquid into the rectum to cleanse or administer drugs.