All Questions
7
questions
0
votes
1
answer
192
views
Holding a really heavy object in front of you
If you have inhuman strength, is it possible to hold an object way heavier than you with your arms forward horizontal while standing with no anchoring? Or will the object simply make you fall forward ...
- 1
0
votes
3
answers
608
views
How to calculate pressure/force on a triangle vertex? [closed]
Assuming those are identical triangles. We add some weights on the upper bar. The only difference is with the location of the weights and the size of the weights. Is there any difference on the ...
- 109
1
vote
1
answer
263
views
Formula for would something fall over or not?
Let's say I have a 10cm x 10cm x 50 cm wooden stick that weights 5kg total. The 10cm x 10cm base is touching the floor and it protrudes from the floor 50cm which is the height of the stick. Based on ...
- 11
1
vote
2
answers
85
views
45
votes
7
answers
21k
views
Hanging a hammer from a table and a stick so that its midpoint is outside of the support of the table
I came across this pic on the internet today. At beginning I thought it is just not possible because the centre of mass is way off so gravity will generate torque making the stick and hammer fall. ...
- 626
0
votes
1
answer
2k
views
How do I measure the total weight of a container with scales on four corners?
I have a very large movable trash container, and I have mounted four scales, one on each corner. How do I get the total weight of the entire container? Is it simply a sum of the four weights, or is it ...
- 101
12
votes
5
answers
36k
views
Why can't a rope be pulled completely straight?
I have found several discussions on how to calculate the sag of rope that is tied off at two points (like a tightrope), and I understand it to a certain extent. What I can't wrap my head around is how ...
- 225