Recent content by twj2944
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Solving Truss Force Issue: CD & DE Equal to 0?
The answers in the back of the textbook- twj2944
- Post #5
- Forum: Engineering and Comp Sci Homework Help
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Solving Truss Force Issue: CD & DE Equal to 0?
Sorry yes - that's what I meant.- twj2944
- Post #3
- Forum: Engineering and Comp Sci Homework Help
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Solving Truss Force Issue: CD & DE Equal to 0?
In the attached problem, I don't understand why members CD and DE are equal to 0. I was under the impression that the combined vertical components of BC and CD should equal 6+downward components of BC and EF, as to counteract the force straight down, but this is not the case. My questions...- twj2944
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- Issues Truss
- Replies: 6
- Forum: Engineering and Comp Sci Homework Help
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Centripetal Acceleration HELP. Is it challenging? Well come find out
With what you have now, you have 1.76 revolutions over one second. Just do the inverse of that: (1/1.76) to find your period, T This is the relationship between frequency and period. You are given a frequency of 1.76 rev/sec. Frequency is (1/T) T is the period- twj2944
- Post #7
- Forum: Introductory Physics Homework Help
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Initial velocity given distance, height, theta. Projectile motion
I'm new here and don't know how to use the fancy text which you guys are using, so I've attached a picture of a worked solution. As posted before, you cannot just assume that the y velocity is 0 at the time of crossing the wall, I've tried to show why in my drawing. I wish I could...- twj2944
- Post #6
- Forum: Introductory Physics Homework Help
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Have you found a successful method for studying algebra?
Hello everybody, After my first year of college, I have found that my algebra skills are seriously lacking. Other than simple factoring, I don't feel like I retained anything from high school. (Stopped taking math in 10th grade with my "D" in algebra II) I have been able to take two...- twj2944
- Thread
- Algebra
- Replies: 1
- Forum: Science and Math Textbooks