newtonian mechanics - When we do pull-ups, does the bar takes more weight than when we hang down on the bar? - Physics Stack Exchange
When I do pull-ups, I feel I push down to the bar. But does the bar really take more weight than just hang down? For people who don't know pull-ups and hang down, here is an illustration. Left: H
6.1 Solving Problems with Newton's Laws
newtonian mechanics - Tension direction for pulleys in connected mass systems - Physics Stack Exchange
homework and exercises - Man in elevator, holding it, on a scale - Physics Stack Exchange
Physics of Fitness Fridays - The Pull-Up — Jane Reaction Fitness
Physics - Mechanics: Applications of Newton's Second Law (12.5 of 20) Corrected Video
Physics Tutorial: Motion of a Mass on a Spring
newtonian mechanics - Tension direction for pulleys in connected mass systems - Physics Stack Exchange
quot;Surely You're Joking, Mr. Feynman!" - Philosophy Circle
Equilibrium and Statics
rotational dynamics - Newtonian Mechanics - Physics Stack Exchange
To get the same torque, we need to use less force (hence less energy) with a longer lever than we would if we used a shorter lever (by the t = r x
Why Do Balloons Float? – Identifying the micro behind the macro
newtonian mechanics - Two people are holding either end of a couch, is one person exerting more force than the other? - Physics Stack Exchange
Physics of Fitness Fridays - The Pull-Up — Jane Reaction Fitness
homework and exercises - Acceleration of masses hanging from a system of two pulleys - Physics Stack Exchange
