225 degrees
light source
no because light from the light bulb is electrical and the sun is not
Source light is light coming directly from a light source/emitter (i.e. a light bulb, the sun, stars, etc.). Reflected light is light coming indirectly from the light source/emitter. That could be reflected, refracted light, etc.
blue light and red light make purple light
Yes, it is.
A white masthead light must be shown when a powerboat is operating at night.
225 degrees
The masthead light should be visible in a 225 degree arc centered on dead ahead.
I believe it is a white masthead light.
Light text on a dark background.
The plural of masthead is mastheads.
You give no options but the standard lights depend on things like length overall. A minimum would be port and starboard running lights, masthead light and stern light
Masthead Studios was created in 2005.
Rules of the Road Lights & Shapes, Rule 21-International Definitions (a) "Masthead light" means a white light placed over the fore and aft centerline of the vessel showing an unbroken light over an arc of the horizon of 225 degrees and so fixed as to show the light from the right ahead to 22.5 degrees abaft the beam on either side of the vessel.
Rule 21 of the Navigational Rules of the Road. (a) "Masthead light" Means a white light placed over the fore and aft center-line of the vessel showing an unbroken light over an arc of the horizon of 225 degrees and so fixed to show the light from right ahead to 22.5 degrees abaft of the beam on either side of the vessel, except that on a vessel of less than 12 meters (39'4") in length the masthead light shall be placed as nearly as practical to the fore and aft center-line of the vessel.
When the pirates hung the Captain from the yardarm, it broke free of the masthead.