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

Physics Tutorial: Motion of a Mass on a Spring

How does the tension in the rope of a pulley becomes different if we use a weight to lift another weight instead of using lifting force? - Quora

homework and exercises - Acceleration of masses hanging from a system of two pulleys - Physics Stack Exchange

newtonian mechanics - Pulling an object with a rope - Physics Stack Exchange

How come when a pulley increases the force you put in, it doesn't work in reverse with the force the object is also pulling down? - Quora

Equilibrium and Statics

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

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

newtonian mechanics - Why can you lift more weight with bad form? - Physics Stack Exchange