Producing free energy using perpetual motion
1427
What prevents this magnetic perpetuum mobile from working?
57584
Would a generator in vacuum/space provide electricity endlessly?
3471
Why does holding something up cost energy while no work is being done?
141475
optimality of the Carnot cycle
107478
Equation of motion of a free particle
56266
Potential energy and the work energy theorem
18356
Internal energy of ideal gas undergoing reversible adiabatic changes
93588
Based on newtons third law
98846
Why is Kinetic Energy = (-) Total Energy and Potential Energy = 2 $\times$ Total Energy?
81481
Work done by moving up an inclined plane
64247
Noether Theorem and Energy conservation in classical mechanics
141474
Prove the Total Mechanical Energy of the System is Conserved via Differential Equations
24442
Work done in adiabatic process
46739
Dark Energy saving the world
107676
Work done when lifting an object at constant speed
90626
Work in circular motions
83770
Kinetic energy doesn't make sense