유체역학 6판 조광래 외2명 solution(솔루션)(1-3)
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Download : 유체역학및실습.zip
⎜ ⎟
the moment-center O to the elements ρ dυ where momentum is being summed. Perhaps
⎡ ⎤
유체역학 6판 조광래 외2명 solution(솔루션)(1-3)
⎝ ⎠
d d
유체역학 6판 조광래 외2명 솔루션(1-3)
Σ = Σ = Σ = ⎜ ⎟
mechanics? Is it related to the linear-momentum equation (Prob. 3.1)? In what manner?
system
F a F V F ∫ V
for a Control Volume
for rocket propulsion, but the #3 form is control-volume related and thus the most
( )
Chapter 3 • Integral Relations
momentum versus linear momentum. One might forget that r is the position vector from
레포트 > 교육계열
dt dt
system
m d m d d
설명
ρ υ
ρ υ
Solution: These questions are just to get the students thinking about angular
유체역학 6판 조광래 외2명 solution(솔루션)(1-3)유체역학 6판 조광래 외2명 solution(솔루션)(1-3)유체역학 6판 조광래 외2명 solution(솔루션)(1-3)유체역학 6판 조광래 외2명 solution(솔루션)(1-3)유체역학 6판 조광래 외2명 solution(솔루션)(1-3)
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유체역학 6판 조광래 외2명 솔루션(1-3)유체역학 6판 조광래 외2명 솔루션(1-3)유체역학 6판 조광래 외2명 솔루션(1-3)유체역학 6판 조광래 외2명 솔루션(1-3)유체역학 6판 조광래 외2명 솔루션(1-3)
mechanics. They are valid and equivalent for constant-mass systems, and we can make
⎛ ⎞
M ∫ r V
3.2 Consider the angular-momentum relation in the form
dt
Solution: These questions are just to get the students thinking about the basic laws of
Σ = ⎢ × ⎥
popular in this chapter.
What does r mean in this relation? Is this relation valid in both solid and fluid
순서
use of all of them in certain fluids problems, e.g. the #1 form for small elements, #2 form
O ( )
⎢⎣ ⎥⎦
3.1 Discuss Newton’s second law (the linear momentum relation) in these three forms:
rO is a better notation.
다.