A Projectile Is Fired from Ground Level at an Angle

question 17

Multiple Choice

A projectile is fired from ground level at an angle above the horizontal on an airless planet where g = 10.0 m/s².The initial x and y components of its velocity are 86.6 m/s and 50.0 m/s respectively.How long after firing does it take before the projectile hits the level ground?

• A)5.00 seconds
• B)10.0 seconds
• C)15.0 seconds
• D)20.0 seconds

---

Definitions:

Anxiety

A feeling of worry, nervousness, or unease about something with an uncertain outcome.

Desires

Strong feelings of wanting or wishing for something to happen or be the case.

Psychoanalysis

A therapeutic approach that focuses on exploring unconscious desires and conflicts to understand and treat psychological disorders.

Schizophrenia

Schizophrenia is a severe mental disorder characterized by distortions in thinking, perception, emotions, language, sense of self, and behavior, often resulting in hallucinations, delusions, and disorganized speech.