New posts in Homework And Exercises

Is geothermal energy ultimately derived from solar energy?

Getting zero as solution to the 1D wave equation

Is 13 really the answer for the "Devil's problem" in physics (a rolling tube with a rod)?

Ratio of masses of double star problem

Continuity equation in QM

Does the logarithm of a non-dimensionless quantity make any sense?

Is Gauss's law wrong, or is it possible that $\int_s{\vec E} \cdot d\vec{s}=0$ does not imply $\vec E = 0$?

Why should a motorcyclist hit the brakes to make his motorcycle tilt in midair?

Is this an acceptable use of $a \,dx = v \,dv$?

Electric field of given charge density