Describe the point at which the kinetic energy of the pendulum is the highest

Abeam of electrons with of wavelength of 7.5 x 10-6 m is incident on a pair of narrow rectangular slits separated by 0.75 mm. the resulting interference pattern is projected onto a screen 10.0 m from the slits. what is the separation of the interference maxima in the resulting interference pattern?

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

In a system, when potential energy decreases, then entropy also decreases. true false