Mains electrical equipment is sometimes provided with a neon indicator lamp to show when the equipment is switched on. what charge carries convey the current in the neon

Light traveling in a medium with a refractive index 1.19 is incident on a plate of another medium with index of refraction 1.79. at what angle of incidence is the reflected light fully polarized?

Wave functions describe orbitals in a hydrogen atom. each function is characterized by 3 quantum numbers: n, l, and ml. if the value of n = 2: the quantum number l can have values from to . the total number of orbitals possible at the n = 2 energy level is .

By what factor does the drag force on a car increase as it goes from 65 to 110 km/h?