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karush
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karush
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Today,
12:40
MarkFL
replied to a thread [SOLVED]
2.38 throw a glob of puddy straight up toward the ceiling
in
Physics
Neglecting drag, we know the acceleration of the projectile is given by: \d{v}{t}=g Hence: v(t)=\d{x}{t}=gt+v_0 And:
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1 replies  54 view(s)
Yesterday,
19:59
karush
replied to a thread
p1  Acceleration of a car
in
Physics
Hope this is better got lost in the WA output A race car strats from rest and travels east along a straight and level track. For the first 5.0s...
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2 replies  89 view(s)
January 16th, 2018,
21:19
karush
started a thread [SOLVED]
2.38 throw a glob of puddy straight up toward the ceiling
in
Physics
you throw a glob of puddy straight up toward the ceiling. which is 3.00 m above the point where the puddy leaves your hand. the initial speed of...
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1 replies  54 view(s)
January 15th, 2018,
19:40
karush
started a thread
p1  Acceleration of a car
in
Physics
A race car strarts from rest and travels east along a straight and level track. For the firs $5.0s$ of the cars motion, the eastward compent of...
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2 replies  89 view(s)
January 15th, 2018,
16:47
karush
replied to a thread [SOLVED]
eb6 displacement
in
Geometry
$\sqrt{(620+(220\sqrt{2})+(264))^2+(0+(220\sqrt{2})+(264))^2}\approx881 \, km$ hopefully
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3 replies  85 view(s)
January 13th, 2018,
20:01
karush
replied to a thread [SOLVED]
eb6 displacement
in
Geometry
ok i see the c_x error but isn't due east mean heading east?
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3 replies  85 view(s)
January 13th, 2018,
19:34
karush
started a thread
A daredevil is shot out of a cannon
in
Physics
$\textsf{ A daredevil is shot out of a cannon at $45^\circ$ to the horizontal with an initial speed of 25.0 m/s.}$ $\textsf{ A net is positioned a...
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2 replies  62 view(s)
January 12th, 2018,
18:42
karush
started a thread [SOLVED]
eb6 displacement
in
Geometry
ok this is due 011418 I think its correct but suggestions didn't know the best format for this
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3 replies  85 view(s)
January 8th, 2018,
21:45
karush
replied to a thread
eb6 What is the plane’s total displacement
in
Physics
ok think this is the basic idea
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6 replies  109 view(s)
January 4th, 2018,
21:01
karush
replied to a thread
eb6 What is the plane’s total displacement
in
Physics
because I am making a pdf of these problems and the third leg is at $53^\circ$
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6 replies  109 view(s)
January 4th, 2018,
18:51
karush
started a thread
eb6 What is the plane’s total displacement
in
Physics
An airplane trip involves three legs, with two stopovers, The first leg is due east for 620 km; the second leg is south east (45^\circ) for 440...
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6 replies  109 view(s)
January 4th, 2018,
17:00
karush
replied to a thread
eb 4.d determine the magnitude and direction of V
in
Physics
I completely understand:cool:
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4 replies  81 view(s)
January 4th, 2018,
16:46
MarkFL
replied to a thread
eb 4.d determine the magnitude and direction of V
in
Physics
It was an oversight I suppose, but adding it now would require a lot of effort. :)
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4 replies  81 view(s)
January 4th, 2018,
16:38
karush
replied to a thread
eb 4.d determine the magnitude and direction of V
in
Physics
$\textsf{ok so it}$ 33.15^\circ + 180^\circ = 213.15^\circ that would place it Q3 actually why don't we have \degree on the Symbol/Command...
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4 replies  81 view(s)
January 4th, 2018,
15:43
MarkFL
replied to a thread
eb 4.d determine the magnitude and direction of V
in
Physics
The direction would be in quadrant III, and so recognizing that both components are negative, you would in fact add $\pi$ to the angle: ...
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4 replies  81 view(s)
January 4th, 2018,
15:23
karush
started a thread
eb 4.d determine the magnitude and direction of V
in
Physics
$\tiny{\\ eb 4.d}$ $\textsf{If $v_x=9.80$ units and $v_y=6.40$ units,}\\$ $\textit{determine the magnitude and direction of $V$.}$...
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4 replies  81 view(s)
January 3rd, 2018,
20:18
MarkFL
replied to a thread
Happy new year
in
Chat Room
Welcome back, Zaid...I've been hoping all is well with you! :)
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5 replies  155 view(s)
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karush
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November 24, 1944 (73)
About karush
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Wahiawa, Hawaii
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retired from Architecture and Surveying
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January 17th, 2018
20:10 
karush
clicked Likes for this post:
Re: A daredevil is shot out of a cannon
by
skeeter
$\Delta x = v_0...
20:10 
karush
clicked Likes for this post:
Re: A daredevil is shot out of a cannon
by
HallsofIvy
And "what you have done"...
20:09 
karush
clicked Thanks for this post:
Re: A daredevil is shot out of a cannon
by
skeeter
$\Delta x = v_0...
20:05 
karush
clicked Thanks for this post:
Re: A daredevil is shot out of a cannon
by
HallsofIvy
And "what you have done"...
19:44 
karush
clicked Thanks for this post:
Re: p1  Acceleration of a car
by
HallsofIvy
You give, as the speed...
January 13th, 2018
19:56 
karush
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Re: eb6 displacement
by
Opalg
Two things wrong. ...
January 9th, 2018
01:48 
karush
clicked Thanks for this post:
Re: up.2.17 constant acceleration
by
RLBrown
Plot velocity versus...
January 4th, 2018
20:57 
karush
clicked Thanks for this post:
Re: eb6 What is the plane’s total displacement
by
Prove It
An airplane trip...
17:05 
MarkFL
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Re: eb 4.d determine the magnitude and direction of V
by
karush
I completely...
16:59 
karush
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Re: eb 4.d determine the magnitude and direction of V
by
MarkFL
It was an oversight I...
16:24 
karush
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Re: eb 4.d determine the magnitude and direction of V
by
MarkFL
$\tiny{\\ eb 4.d}$ ...
12:47 
karush
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Re: Two locomotives approach each other
by
HallsofIvy
Either argue, as skeeter...
12:47 
karush
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Re: Two locomotives approach each other
by
skeeter
closing speed is 310...
January 2nd, 2018
00:52 
karush
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Re: eb5 Calculate the average speed in km/h
by
HallsofIvy
but isn't the ball ...
January 1st, 2018
20:43 
karush
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Re: eb5 Calculate the average speed in km/h
by
greg1313
Speed and velocity...
December 31st, 2017
00:40 
karush
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Re: EB5 A stone is thrown vertically up at 15.5 m/s from the edge of a cliff 75.0 m
by
tkhunny
If it was not a parabola...
December 30th, 2017
23:24 
karush
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Re: EB5 A stone is thrown vertically up at 15.5 m/s from the edge of a cliff 75.0 m
by
tkhunny
however we are not...
20:34 
karush
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Re: EB5 A stone is thrown vertically up at 15.5 m/s from the edge of a cliff 75.0 m
by
tkhunny
Looks good. It is...
December 29th, 2017
22:37 
greg1313
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Re: EB5 A stone is thrown vertically up at 15.5 m/s from the edge of a cliff 75.0 m
by
karush
$f(t) =...
19:44 
karush
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Re: Physics forum?
by
Krylov
Firstly, let me state...
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