I can not solve this problem to save my life

  • Thread starter Sunnie
  • Start date
  • Tags
    Life
In summary, the astronaut on the surface of Mercury fires a cannon to launch an experiment package with a muzzle speed that would allow it to travel completely around the planet and return to its original location. The free-fall acceleration on Mercury is three eighths that of Earth. The formula used to calculate the time it takes for the package to complete the trip around Mercury is 4PiR/T^2, and the formula for centripetal acceleration for circular motion is not specified. The correct formula for the given scenario would be Vf = Vi - AT.
  • #1
Sunnie
6
0
An astronaut on the surface of Mercury fires a cannon to launch an experiment package, which leaves the barrel moving horizontally. Assume that the free-fall acceleration on Mercury is three eighths that on the Earth.

(a)What must be the muzzle speed of the package so that it travels completely around Mercury and returns to its original location?

(b) How long does this trip around Mercury take?


the formula that I used (4PiR/T^2)

This is a formula that I have I don't know if it is the correct one though. Please if you have any advice I would really appreciate it.
 
Physics news on Phys.org
  • #2
You haven't used the given fact regarding free-fall acceleration on Mercury. What is the basic formula for centripetal acceleration for circular motion?
 
  • #3
What formula would that be? I have Vf= Vi-AT. Is that the right one?
 

1. Why am I having trouble solving this problem?

It's common to face challenges when trying to solve a problem. This could be due to various reasons such as lack of understanding, missing information, or approaching the problem in the wrong way. Taking a step back and reassessing the problem can often help in identifying the root cause of the difficulty.

2. What should I do when I can't solve a problem?

When you're struggling to solve a problem, it's important to not get frustrated and give up. Instead, try breaking the problem down into smaller, more manageable parts. This can help in gaining a better understanding of the problem and finding a solution. It's also helpful to take a break and come back to the problem with a fresh perspective.

3. How can I improve my problem-solving skills?

Problem-solving is a skill that can be improved with practice. One way to enhance your problem-solving skills is by working on different types of problems and challenges. It's also helpful to approach problems systematically, breaking them down into smaller steps and considering all possible solutions before making a decision.

4. Is it okay to ask for help when I can't solve a problem?

Yes, it's absolutely okay to ask for help when you're struggling to solve a problem. Sometimes, a fresh pair of eyes or a different perspective can make all the difference. You can seek help from a teacher, mentor, or even a peer who may have a better understanding of the problem. Collaborating with others can also help in finding a solution.

5. How can I avoid getting stuck on a problem for too long?

To avoid spending too much time on a single problem, it's important to have a time limit set for yourself. This will help in keeping you focused and motivated. If you're still unable to solve the problem within the time limit, it's best to move on and come back to it later. It's also helpful to practice different problem-solving strategies to avoid getting stuck in the same approach.

Similar threads

  • Introductory Physics Homework Help
2
Replies
40
Views
11K
Replies
1
Views
851
  • Introductory Physics Homework Help
Replies
13
Views
4K
Replies
6
Views
451
  • Introductory Physics Homework Help
Replies
3
Views
2K
  • Introductory Physics Homework Help
Replies
17
Views
2K
  • Introductory Physics Homework Help
Replies
5
Views
2K
  • Special and General Relativity
Replies
10
Views
1K
  • STEM Academic Advising
2
Replies
54
Views
4K
  • Introductory Physics Homework Help
Replies
31
Views
3K
Back
Top