Answered: Vo=11m/s 8 00 h=? 6,5 m

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Vo=11m/s 8 00 h=? 6,5 m

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter1: Units And Measurement

Section: Chapter Questions

Problem 83AP: A marathon runner completes a 42.188-km course in 2 h, 30 min, and 12s. There is an uncertainty of...

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Question

Hello, can you help me with this physics exercise? I have a few questions that I need to be clear, please kindly explain to me! Thanks a lot!!!!

Q1: why vf is not 0?

Q2: why we can not use v=v0=gt to find a?

Vo=11m/s
00
h=?
5,5m
Y = h = ½gt² + Voy. t
X= V₂ = Vox = d-vit
Here, why we cannot
use V=V₁ + at

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