Energy balance of this machine is positive. What is wrong?
59713
Why doesn't this perpetual motion machine using the buoyant force work?
51814
Why is my disk at 99% usage here?
119581
How to understand whether potential energy increases or decreases?
49846
Which wire is negative on this PC fan?
7243
About Work and Energy
5744
What force does the dynamometer show in this case?
55130
Why are things like RESET/MCLR active low on most ICs?
99623
Why does top report the incorrect CPU usage?
101447
Why the cpu performance counter kept reporting 0% cpu usage?
88908
Why does my multimeter show a wrong voltage over a large resistor?
117748
binding energy of a nucleus is positive?
110104
If conservation of energy was wrong, how would we know about it?
18656
Why doesn't connecting a positive terminal of a battery to ground cause current?
86806
When you lift a box from the floor, the potential energy changes but kinetic energy does not change. Does it violate conservation of energy?
75709
What is the usage of the negative voltages on a PC motherboard?
78993
What is the significance of the sign of work done? Does it affect internal energy also?
52502
Conservation of Energy in a magnet