Need help with Physics problem

  • Thread starter hmcaldwell01
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In summary, the conversation discusses a physics problem involving a baseball game where the right fielder throws the ball to the catcher in order to prevent a runner from scoring. The right fielder is 300 feet away from home plate and throws the ball at an angle of 30° above horizontal. The catcher catches the ball 1.7 meters below where it was thrown. The problem asks for the constant velocity the runner would need to run at in order to reach home plate before the catcher catches the ball. The solution involves converting units, using the vertical component of velocity and gravitational acceleration, and determining the time it takes for the ball to hit the ground.
  • #1
hmcaldwell01
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Need help with Physics problem!

Homework Statement



In a baseball game, the right fielder flawlessly fields the baseball and throws to the catcher who is trying to tag a base runner and prevent a score. The right fielder is approximately 300 feet from home plate and throws the ball at an angle of 30° above horizontal. The catcher catches the ball on the fly exactly 1.7 m below the height from which it was thrown. Assuming the runner is 20m from home plate when the right fielder throws the ball, with what constant velocity will he have to run to just make it to home plate before the catcher catches the ball?

Homework Equations





The Attempt at a Solution

 
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  • #2


Ahh, you have a whole list of problems to solve.

We need to see your work before we can help.

Draw a picture of the situation and then develop some eons.

Convert everything to meters ie 300 ft to x meters.

So it looks like the rt fielder throws the ball and the catcher catches it on the ground to explain the 1.7m difference in height.

1) so first using the vertical component of the velocity, the 9.8 m/s^2 gravitational acceleration and the 1.7m above the ground initial starting pt you have to determine when the ball will hit the ground.

2) Having found the time you can then determine the base runner's speed because he has to get on base just before the catcher catches the ball. You have the dist 20m and you have the time from part 1.
 
  • #3


Thank you very much for your reply. I think I will be able to solve the problem by making my initial position 1.7 meters above the ground. That is what I was doing wrong. Thanks again!
 

1. How do I solve a physics problem?

To solve a physics problem, you should first read the problem carefully and identify what is given and what is being asked. Then, you can apply the appropriate equations and principles to the problem and solve for the unknown variable. It is also helpful to draw diagrams and label known and unknown values.

2. What should I do if I am stuck on a physics problem?

If you are stuck on a physics problem, try breaking it down into smaller parts and tackling each part individually. You can also try looking for similar problems in your textbook or online to get a better understanding of the concepts. Asking a classmate or teacher for help is also a good option.

3. How can I check if my answer to a physics problem is correct?

You can check the answer to a physics problem by plugging your calculated values back into the original equation to see if it makes sense. You can also use online calculators or ask a classmate or teacher to verify your answer.

4. What are some common mistakes to avoid when solving a physics problem?

Some common mistakes to avoid when solving a physics problem include using the wrong unit of measurement, forgetting to account for negative values, and making calculation errors. It is important to double-check your work and use the correct equations and units.

5. How can I improve my problem-solving skills in physics?

To improve your problem-solving skills in physics, it is important to practice regularly and familiarize yourself with different types of problems. You can also seek help from teachers or tutors, join a study group, and actively engage in class discussions to better understand the concepts and principles. Additionally, reviewing and understanding the solutions to problems you have previously solved can also help improve your skills.

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