Recent content by CodyZim

  1. C

    How do I find the force in each member?

    ^ This Just sum the x and y direction for points B,D, and E. you won't be able to solve for the internal sections with just one point. you need to set up multiple equations and solve in terms of one force, and plug that into another equation Example: Lets say you solve for the x and y in point...
  2. C

    How do I find the force in each member?

    Your joint D math is incorrect, you still have to take into account that there are three members, and you have to include DE in your x and y calculations If you set up equations in the x and y for points B, D, and E, you should have three unknowns and three equations, and be able to solve for...
  3. C

    How do I find the force in each member?

    Give me a second I'll work the math out really quickly.
  4. C

    How do I find the force in each member?

    Looks like you need to set up the equations for the joints B, D, and E. You'll have three unknowns: Fbd, Fbe, and Fde. You'll also have enough equations to plug in for and solve for them. It won't be as analytic as finding the other joints, but it will work. If you need help with that or any...
  5. C

    How do I find the force in each member?

    259.5 is the value of the force at C in the y direction not the torque(Torque is the same as moment) Knowing that, sum the forces in the y direction and solve for point a
  6. C

    How do I find the force in each member?

    Sum the moment about point A and set equal to zero to get an equation in terms of only the y reaction at point C.
  7. C

    How do I find the force in each member?

    First use trigonometry to calculate all the angles of the triangles, then sum the forces in the y direction and sum the moments about point a to solve for your reaction forces at a and c. then you can make cuts around different joints and do free body diagrams to solve for all the internal...
  8. C

    Rüchardt experiment equation derivation

    Homework Statement The piston is initially at the top of the tube and the air pressure is equal to P0 (ambient pressure). After it is released and drops to location x, the pressure can be computed as follows. Assuming the air is an ideal gas with constant specific heats and assuming the process...
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