Particle equation of motion with arbitrary parameterization vary the point particle action (5.15) to find a manifestly reparameterization invariant form of the free particle equation of motion. dxи dx" dr — прv dr dт сts s — —тс (5.15 т;

This is how zirconium appears in the periodic table. rounded to the nearest whole number, how many electrons are in an atom of zirconium?

Two large, flat, horizontally oriented plates are parallel to each other, a distance d apart. half way betwween the two plates the electric field has magnitude e. if the separation of the plates is reduced to d/2 what is the magnitude of the electric field half way between the plates?

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?