I need to use the equation ( thermal resistance for convection)
R= 1/hA
but I am not given an Area, I am only given 4 meters as a thickness. how do I find A to use for the equation to solve for R.
Homework Equations
The Attempt at a Solution
I need to use the equation below ( thermal resistance for convection)
R= 1/hAbut I am not given an Area, I am only given 4 meters as a thickness. how do I find A to use for the equation to solve for R.
http://i44.photobucket.com/albums/f46/maximus11373/1-1.jpg
All info is in the link above
I am stuck on the problem for the longest time.
What I do know is that bending will be at point B and compression at point A.
I just don't know how to calculate the stresses at those points...
Stuck on Stress/compression/tension----->pic included
http://i44.photobucket.com/albums/f46/maximus11373/1-1.jpg
All info is in the link above
I am stuck on the problem for the longest time.
What I do know is that bending will be at point B and compression at point A.
I just don't...
I know that the first part is general questions, the second part however allows you to choose a module/discipline like mechanical or electrical...
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I am a mechanical Eng student...
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what is the elongation of each rod...?
http://s44.photobucket.com/albums/f46/maximus11373/?action=view¤t=untitled.jpg&newest=1i don't know how to start, should i...
http://s44.photobucket.com/albums/f46/maximus11373/?action=view¤t=w-1.jpg&newest=1
An inclined member is braced with a glued block, as shown. The ultimate shear stress in the glued joint is 1050 psi. Determine the dimension X at which the glued joint will fail.
I know that...
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After making a chart in Excel and obtaining the equation " Y= 3E+07x+2445.3 "
Now i need to calculate the modulus of elasticity. I know that the slope of the equation gives the modulus of elasticity.
but I have no clue how to even begin solving the equation Y= 3E+07x+2445.3I do know...
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a strobe photograph of a car moving along a straight road shows the interval between each successive image to be diminishing. If the direction of motion of the car is taken as positive, which of the following are negative?
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a horizontal force of 200 Newtons is applied to a 55 kg cart across a 10 meter surface. If the cart accelerates at 2 meters/second squared, then what is the work done by the force of friction as it acts to retard the motion of the cart ??
Work= FX
work= maX
55 kg x 2 x 10 = 1100 - 200 N =...
Friction and accelerarion...please check my work.
a horizontal force of 200 Newtons is applied to a 55 kg cart across a 10 meter surface. If the cart accelerates at 2 meters/second squared, then what is the work done by the force of friction as it acts to retard the motion of the cart ...
a horizontal force of 200 Newtons is applied to a 55 kg cart across a 10 meter surface. If the cart accelerates at 2 meters/second squared, then what is the work done by the force of friction as it acts to retard the motion of the cart ??
Work= FX
work= maX
55 kg x 2 x 10 = 1100 - 200 N...