New posts in Energy Conservation

How can a rigid body's weight do work on it to make it rotate?

If the energy of the photon is conserved along a geodesic why is it redshifted

Doubts regarding block sliding on hemisphere

Suppose there is a 50 watt infrared bulb and a 50 watt UV bulb. Do they emit light of the same energy?

What is the reason for this apparent paradox caused by a massless spring with a locking mechanism?

Energy Conservation in Rolling without Slipping Scenario

In a Lagrangian, why can't we replace kinetic energy by total energy minus potential energy?

Is circular motion possible with zero velocity at top of vertical loop?

Conservation of energy in quantum tunneling

Why does a ping pong ball bounce higher when it is dropped together with a cup of water?