Recent content by mykosfemme
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Question about finding height, given vi and time
I gave it a lot of consideration, but I don't know what the difference in setting up the equation would be. I'm really not trying to be difficult, I'm just very weak with this type of problem for some reason.- mykosfemme
- Post #11
- Forum: Introductory Physics Homework Help
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Question about finding height, given vi and time
Sorry for delayed reply! I'm still quite confused, but here's another attempt: Ok, so... horizontal: x=0, a = 0 m/s^2, vi = 20 m/s x = xo + volt + 1/2 at^2 = > 0 = x0 +20(4) + (1/2)(0)(4)^2 x0 = -80 vertical vi = 0 m/s, h = ?, a = -9.8 x = xo + volt + 1/2at^2 x = 80 + 0(4) + 1/2(-9.8)(4)^2 x=...- mykosfemme
- Post #9
- Forum: Introductory Physics Homework Help
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Question about finding height, given vi and time
I'm sorry, by 10 I meant 20, as in 20 m/s. I got the value confused with another similar problem I was looking at. 1. Conditions: I know finding the horizontal component is Vcostheta and the vertical is Vsintheta. For this problem, the stone is thrown horizontally and the only vertical force...- mykosfemme
- Post #7
- Forum: Introductory Physics Homework Help
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Question about finding height, given vi and time
Gneill - my apologies! I will stick to the format in the future. phinds & gneill: I am not entirely sure. I tried using v = sqrt 2gh => 10 = sqrt 19.6h 100 = 19.6h^2 5.12 = h^2 h= 2.26 And this is not correct. I got closer using x = xo +vo +1/2 at^2: 0 = xo + 10 + 1/2*-9.8*5^2 0= xo + 10...- mykosfemme
- Post #4
- Forum: Introductory Physics Homework Help
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Question about finding height, given vi and time
Hello all! I am prepping for my finals and going over some work I had problems with before. This one I am still struggling with finding for some reason. Any help would be appreciated! So here is the question: A stone is thrown horizontally with an initial speed of 20 m/s from the edge of a...- mykosfemme
- Thread
- Height Time Velocity
- Replies: 13
- Forum: Introductory Physics Homework Help