A Projectile Is Fired at an Angle Above the Horizontal

question 27

Multiple Choice

A projectile is fired at an angle above the horizontal at a location where g = 9.8 m/s².The initial x and y components of its velocity are 86.6 m/s and 50 m/s respectively.At what angle was the projectile fired above the horizontal?

• A)45°
• B)60°
• C)30°
• D)90°
• E)75°

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Definitions:

O-Negative Blood

A blood type that lacks antigens in the ABO blood group system and the Rh factor, making it universally transfusable to patients of any blood type.

Blood Drive

A campaign for collecting blood donations from volunteers, usually organized by a charity or medical organization.

Probability

A measure of the likelihood of an event occurring, expressed as a number between 0 (impossible) and 1 (certain).

Probability

A numerical expression ranging from 0 to 1 indicating the probability of a certain event's occurrence.