V PartA We can reasonably model a 75 W incandescent lightbulb as a sphere 6.9 cm in diameter. Typically, only about 5% of the energy goes to visible light' What is the visible light intensity at the surface of the bulb? the rest goes largely to nonvisible infrared radiation. Express your answer with the appropriate units. For related problemsolving tips and strategies, you may want to View a Video Tutor Solution of 5 Energy in a sinusoidal wave. HA '5 0 C) 7 I = Value Units MW V Part B What is the amplitude of the electric field at this surface, for a sinusoidal wave with this intensity? Express your answer with the appropriate units. V PartC What is the amplitude of the magnetic field at this surface, for a sinusoidal wave with this intensity? Express your answer with the apprOpriate units. m nest