Aradio station broadcasts at a frequency of 1.5 × 108 hz. the speed of an electromagnetic wave is a constant, 3.0 × 108 m/s. what is the wavelength of the radio wave?

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?