...here supposed to be divided into 360° ; the red occupying 45°; the orange 27°, the yellow 48°, the green 60°, the blue 60°, the indigo 40°, and the violet 80°. JUST PrBLISHED. A Practical Treatise on the Strength of Cast Iron : intended for the Assistance of...

...CD, be divided into 360 equal parts, the red will occupy 45 of them, the orange 27, the yellow 48, the green 60, the blue 60, the indigo 40, and the violet 80. As a ray of the sun may be separated into these seven primitive colours, so, by their mixture again,...

...spectrum be divided into 360 equal parts, the red will occupy 45 of them, the orange 27, the yellow 48, the green 60, the blue 60, the indigo 40, and the violet 80. VOL. II. D already alluded, that the rays of light and caloric are separately emitted from the sun,...

...360 equa^ parts ; you will find that the red will fill 45 of them; the orange, 27; the yellow, 48 ; the green, 60 ; the blue, 60 ; the indigo, 40 ; and the violet, 80. Every ray of the sun is of a light color, Father ; every ray, then, must include all the seven colors...

...rays be divided into 360 equal parts, the red will occupy 45 of them, the orange 27, the yellow 48, the green 60, the blue 60, the indigo 40, and the violet 80, as shewn by the diagram, Fig. 31. An experiment representing the phenomenon of the rainbow, consists...

...occupy ? ' A. If it be divided into 360 parts, the red will occupy 45; the orange 27; the yellow 48; the green 60; the blue 60; the indigo •40 ; and the violet 80 parts. Q. How is the lunar Rainbow formed? A. The lunar Rainbow is formed in exactly the same manner...

...360^equal parts, the red will be. found to occupy 45 of these parts, the orange 27, the yellow 48, the green 60, the blue 60, the indigo 40, and the violet 80. The rainbow which is formed by the refrac* Colour is considered a property inherent in light, by which...

...into 360 parts, it is found, that the red occupies 45 of those parts, the orange 27, the yellow 48, the green 60, the blue 60, the indigo 40, and the violet 80. By mixing the seven primitive colors in these proportions, a white is obtained ; but, on account of...

...divided into 360 equal parts, the red rays will occupy 46 of these parts, the orange 27, the yellow 48, the green 60, the blue 60, the indigo 40, and the violet 80. Of these rays the red being least refrangible, fall nearest thnt spot which they would have passed...

...Let us then suppose that we form such a * This supposition it made in order to simplify the diagram. system of rings with the seven colors of the spectrum,...being 360° in all, so as to complete the circle. Prom the centre C set off the first, second, and third rings in all the sectors, with radii corresponding...