All Questions
5
questions
0
votes
1
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200
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Relationship between parametrization variables of hollow cylinder/rolling disk system.
Provided info:
A hollow cylinder (mass $m1$, radius $R$, $\delta$ << $R$) is pivoted on two mass-less bearings. In the hollow cylinder a plate (mass $m2$, radius $r$) rolls without sliding.
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3
votes
1
answer
3k
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Finding the point of intersection of the involute profile and trochoidal root curves for a generated gear.
CONTEXT
I'm attempting to find the intersection point of the involute curve and trochoidal root curve of a gear's tooth. These two curves arise by "generating" the gear, which can be achieved by ...
2
votes
0
answers
683
views
Launch angle required to hit coordinate (x,y) with air resistance
Finding Angle of Elevation to hit X, Y and Wikipedia Angle required to hit coordinate work, but don't calculate air resistance.
Is there a way to find the launch angle of a projectile required to hit ...
2
votes
0
answers
2k
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Parametrization of square to calculate Dot-product in line-integrals and area-integrals, electric field from $\frac{dB}{dt}$?
I am calculating 3A of Tfy-0.1064 in Aalto University. I realized here that I am misunderstanding something in vector calculus: the thing market in green particularly.
I know
$$\nabla\times E= -\...
2
votes
1
answer
499
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Finding Angle of Elevation to hit X, Y
My ultimate goal is to find the angle of elevation necessary to launch a projectile from the origin to (x,y) with initial velocity V and under gravitational acceleration g. Wind resistance is ignored.
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