How much work is done when pushing against a brick wall?
3471
Why does holding something up cost energy while no work is being done?
85840
Work done by isothermal expansion from two different viewpoints
24109
How much more net energy do I use walking up hill?
1721
How to explain the force applied on this object?
130863
Destructive interference and energy conservation
121585
What will be the total work done by friction on the system (man+boat)?
135224
How is a floating desk top supported against the wall?
7243
About Work and Energy
56428
Wrong calculation of work done on a spring, how is it wrong?
27525
Where does the energy get transferred when we push the wall?
69533
How many blocks are required to make the toy?
133267
How to work out sqft/m of land coverage?
12818
In calculating work done by a constant force over a constant distance, why doesn't the subject's initial velocity matter?
84249
How long is a 'block'?
90626
Work in circular motions
155237
Electric Potential, Work Done by Electric Field & External Force
56603
Newton's 3rd law... hitting drywall (which I break) vs hitting a brick (which breaks me)?