Projectile motion, problem with only general equations

Thread starter Scorpy
Start date Jun 2, 2012
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General Motion Projectile Projectile motion

In summary, projectile motion refers to the motion of an object launched into the air and affected by gravity. The general equations for projectile motion are used to calculate horizontal and vertical distances, velocities, and total velocity. These equations assume a vacuum, constant acceleration due to gravity, parabolic path, and known initial velocity and angle of launch. They can be applied to any object, but objects with air resistance may require more complex equations. These equations have practical applications in fields such as engineering and physics.

Jun 2, 2012

Scorpy

I have no idea from where to start and what to do. Someone to help me?
Thanks

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Jun 2, 2012

azizlwl

What do you know about equation of motion
(1) 1 dimension with constant velocity
(2) 1 dimension with constant acceleration
(3) 2 dimension with constant velocity or with constant acceleration.

Related to Projectile motion, problem with only general equations

1. What is projectile motion?

Projectile motion refers to the motion of an object that is launched into the air and then moves through the air under the influence of gravity. Examples of projectile motion include a thrown baseball, a kicked soccer ball, or a launched rocket.

2. What are the general equations for projectile motion?

The general equations for projectile motion are:

- Horizontal distance: x = v₀t

- Vertical distance: y = v₀t + 1/2at²

- Velocity in the x-direction: v_x = v₀

- Velocity in the y-direction: v_y = v₀ + at

- Total velocity: v = √(v_x² + v_y²)

3. What are the assumptions made in projectile motion problems using only general equations?

The assumptions made in projectile motion problems using only general equations are:

- The object is moving in a vacuum, with no air resistance.

- The acceleration due to gravity is constant and equal to 9.8 m/s² downward.

- The object is moving in a parabolic path.

- The initial velocity and angle of launch are known.

4. Can the general equations for projectile motion be used for any object?

Yes, the general equations for projectile motion can be used for any object as long as the aforementioned assumptions are met. However, for objects with significant air resistance, more complex equations may be needed.

5. How can the general equations for projectile motion be applied in real-life situations?

The general equations for projectile motion can be applied in real-life situations such as calculating the trajectory of a launched rocket, predicting the landing location of a golf ball, or determining the time and distance needed for a baseball to reach a catcher's mitt. These equations are also used in fields such as engineering and physics to analyze and design structures and machines that involve projectile motion.