Ball is thrown at the edge of the roof of a building

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Homework Help Overview

The problem involves a ball thrown from the edge of a building at an angle above the horizontal, with specific parameters including the time of flight, horizontal distance traveled, and maximum height reached. The objective is to determine the initial velocity and launch angle of the ball.

Discussion Character

  • Exploratory, Conceptual clarification, Mathematical reasoning, Problem interpretation, Assumption checking

Approaches and Questions Raised

  • Participants discuss separating horizontal and vertical components of motion to analyze the problem. There are attempts to derive equations based on known values such as time of flight and maximum height. Some participants question the necessity of certain parameters, like the height of the building, while others suggest generating simultaneous equations to relate the known and unknown quantities.

Discussion Status

The discussion is ongoing, with participants providing hints and guidance on how to approach the problem algebraically. There is recognition of the need to consider both horizontal and vertical motions independently, and some participants have begun to derive values for components of velocity based on the information provided.

Contextual Notes

Participants note the absence of the building's height as a constraint and discuss how this impacts their ability to solve for the initial velocity and angle. There is also mention of potential confusion regarding the application of various equations related to projectile motion.

  • #31
Yes I got 63°
 
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  • #32
Good job! And keep up the good work :)
 

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