Lnewqban's latest activity
-
Lnewqban replied to the thread Paul Hinds has passed.Robert, My sincere sympathy to you and your family at this sad moment. I have enjoyed learning Physics from the many contributions of... -
Thank you for the update Robert, and I'm very sorry for the loss to you and your family. Paul was an amazing member here, with many...
-
Lnewqban replied to the thread Four L-shaped members: Mechanical Analysis Problem.@jojosg I would like to clarify that each of these L-shaped members work very differently than the members of a truss (like the one in...
-
Lnewqban replied to the thread Piston suction pump versus external gear pump as vacuum pump.Gear pumps are normally used for liquids only. Please, see: https://en.wikipedia.org/wiki/Vacuum_pump...
-
@jojosg, there are a number of issues, so it's complicated to explain. But here is an attempt... I've written some of your equations...
-
The way you've marked the 'cut' in your Post #3 diagram suggests that you may have misunderstood the method of sections. A suitable...
-
Lnewqban replied to the thread Four L-shaped members: Mechanical Analysis Problem.Reconsider Gx.
-
Lnewqban replied to the thread Truss analysis problem.Please, see: https://mathalino.com/reviewer/engineering-mechanics/method-sections-analysis-simple-trusses...
-
Lnewqban replied to the thread Four L-shaped members: Mechanical Analysis Problem.What matters is the perpendicular distance between the pivot and the force. That distance is zero for force Bx. For force Ex is ...
-
Lnewqban replied to the thread Four L-shaped members: Mechanical Analysis Problem.Why are Bx and Ex being multiplied by 2a?
-
Lnewqban replied to the thread Truss analysis problem.In order not to have any movement or displacement in this system, the effects of both applied forces must be counteracted by those two...
-
Lnewqban reacted to berkeman's post in the thread Construction How do I fix a hedgehog enclosure that keeps getting too humid with
Like.
This thread means nothing without a cute picture of your hedgehog. :smile: -
Lnewqban replied to the thread Construction How do I fix a hedgehog enclosure that keeps getting too humid.Could you please describe that enclosure? The animal breathing is a source of humidity. Exhaled warm air eventually cools down and...
-
Lnewqban reacted to berkeman's post in the thread Wait 24 hours before powering up A/C or fridge? with Like.
I asked my wife about this. She works with service providers that install new refrigerators and HVAC systems. She said that they test...
-
Lnewqban replied to the thread Winch rope force to pull back a folding canopy.Please, see: https://www.engineeringtoolbox.com/toggle-joint-d_2077.html