Kinematic Problem: Finding Initial Height of a Thrown Baseball in 2.53 Seconds

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In summary, a simple kinematic problem is a physics problem that involves the motion of objects without considering the forces that caused the motion. To solve these problems, one must identify known and unknown quantities and use appropriate kinematic equations. Some key equations include those for constant acceleration and average velocity. One common misconception is that all motion is at a constant velocity, but in reality, varying velocities and accelerations must be accounted for. Simple kinematic problems have various real-world applications in fields such as engineering, sports, and transportation.
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SELFMADE
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Homework Statement



Baseball is throwing upwards with initial velocity as 12m/s. Total time it took to reach ground is 2.53 seconds. Find the initial height where baseball was thrown.

Homework Equations


The Attempt at a Solution



Find d

t=2.53
Vo=12

0=d+Vo*t-4.9t^2
0=d+12*2.53-4.9t^2
d=4.9*2.53^2-12*2.53
d=1.00

is this right?
 
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Yessir
 
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What if the ball was launched at angle, let's say 30 degrees?
 

FAQ: Kinematic Problem: Finding Initial Height of a Thrown Baseball in 2.53 Seconds

What is a simple kinematic problem?

A simple kinematic problem is a type of physics problem that involves the motion of objects without considering the forces that caused the motion. It typically involves solving for quantities such as displacement, velocity, and acceleration using equations of motion.

How do you solve a simple kinematic problem?

To solve a simple kinematic problem, you must first identify the known and unknown quantities. Then, you can use the appropriate kinematic equations, such as the equations for constant acceleration, to solve for the unknown quantity.

What are the key equations for solving simple kinematic problems?

The key equations for solving simple kinematic problems include the equations for constant acceleration, such as x = x0 + v0t + 1/2at2 and v = v0 + at, as well as the equation for average velocity, vavg = (v0 + v)/2.

What are some common misconceptions about simple kinematic problems?

One common misconception about simple kinematic problems is that all motion is considered to be at a constant velocity. In reality, objects can have varying velocities and accelerations, which must be accounted for in solving these problems.

What real-world applications involve simple kinematic problems?

Simple kinematic problems have a wide range of real-world applications, such as calculating the trajectory of a projectile, determining the speed of a moving vehicle, and predicting the motion of objects in amusement park rides. They are also important in fields such as engineering, sports, and transportation.

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