A lemming running 2.87 m/s runs off a horizontal cliff. It lands in the water 5.32 m from the base of the cliff. What is the lemming's change in height when it reaches the water?
A lemming running 2.87 m/s runs off a horizontal cliff. It lands in the water 5.32 m from the base of the cliff. What is the lemming's change in height when it reaches the water?
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter4: Motion In Two And Three Dimensions
Section: Chapter Questions
Problem 57P: In 1999, Robbie Knievel was the first to jump the Grand Canyon on a motorcycle. At a narrow part of...
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Hi, I'm struggling with this projectile motion question. Here is the prompt and my work, and my teacher told me it was incorrect. What did I do wrong? Please tell me how my answer is not three meters, and tell me what the answer is.
Transcribed Image Text:Borowa
Lenning cunning 2.87 m/3 runs off a horizontal cliff. It lands
in the water 5 32 m from the base of the cliff. What is the lemming's
dinge in height which it reaches the water?
(Unit = m)
7
↑
5.32 m
2-87m/s
C = ?
b.
y=
Ay = V₁ 1/₂ at ²
Ax?
ΔΥ
C
-5.32= 0 + 11/₂2 (²9.80) + ²
- 5.32 = 34.9 +²
2436
Ax = Vix t +
t21.085714286
t = 1.04 s
=
71, 2.5
Ax ~
-1/2a+²
(2.87 1.04) +
2.9848
3
ax: 0
t = ?
= 1.043
2.87
+ O
Y
= O
Ay = -5.32 m
ܠ
= 9.80
Cly
t = ?
= 1.045
1/2(0) (1.04) ²
SV
4 005401 12
Transcribed Image Text:A lemming running 2.87 m/s runs off a
horizontal cliff. It lands in the water
5.32 m from the base of the cliff.
What is the lemming's change
in height when it reaches the water?
(Unit = m)
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