Which best compares the energy transferred by the two waves?

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body

Select the three ways that the parallel-plate capacitor differs from a car battery.

Charge is distributed along the entire x-axis with uniform density λ. how much work does the electric field of this charge distribution do on an electron that moves along the y-axis from y = a to y = b? (use the following as necessary: a, b, ε0, λ, and q for the charge on an electron.)