تم الحل ✓
categoryالفيزياء
schoolبكالوريوس
event_available2026-07-14
السؤال
Transcribed Image Text:
2. A baseball thrown from the outfield, a golf ball, or a thrown football, all will follow a
trajectory (path) that has horizontal as well as vertical displacement components. If we
neglect the air friction on the ball, the path will be a perfect parabolic trajectory. The
equations for the displacement of the ball are:
x(t) = x + Vort
y(t) yo+Voyt -
Voyt-gt²
Take gravity g as 9.81 meters per second, and the initial velocity, V., equal to 35
meters/second. Use Excel to show the ball trajectory for different launch angles, for that:
a) Plot y(t) vs. x(t) for various launch angles (20, 30, 45, 60, and 70 degrees). Your
final plot should look similar to the figure below.
Range R vs Launch Angle e for a Given Initial Velocity Vo
y
Launch Angle of Elevation 0°
Altitude
Ө
70°
60°
45
30
20°
Parabolic Trajectories
Range
b) Determine the range and maximum height for each trayectory.
x
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