WebApr 6, 2024 · A rainbow is a natural spectrum appearing in the sky after a rain shower. It is caused by the dispersion of sunlight by tiny water droplets, present in the atmosphere. A … WebEmmetropia is the term used to describe an eye without any refractive errors. The axial length of the eye, the distance from the posterior cornea to the surface of the retina, is equal to the focal length of the eye. Two …
Draw a ray diagram to show the formation of a rainbow and …
WebApr 6, 2024 · A rainbow is a natural spectrum appearing in the sky after a rain shower. It is caused by the dispersion of sunlight by tiny water droplets, present in the atmosphere. A rainbow is always formed in a direction opposite to that of the Sun. The water droplets act like small prisms. A rainbow requires water droplets to be floating in the air. That’s why we see them right after it rains. The Sun must be behind you and the clouds cleared away from the Sun for the rainbow to appear. See more A full rainbow is actually a complete circle, but from the ground we see only part of it. From an airplane, in the right conditions, one can see an entire circular rainbow. See more The sunlight shines on a water droplet. As the light passes into the droplet, the light bends, or refracts, a little, because light travels slower in water than in air (because water is denser). Then the light bounces off the back of the … See more Sometimes you can see another, fainter secondary rainbow above the primary rainbow. The primary rainbow is caused from one reflection inside the water droplet. The … See more Sunlight is made up of many wavelengths—or colors—of light. Some of those wavelengths get bent more than others when the light enters the water droplet. Violet (the … See more peritonsillar abscess nursing care
Formation of rainbows (& how far are they) Physics Khan Academy
WebMar 7, 2016 · Rainbow is a curve of hues formed in the sky in specific circumstances, created by the refraction and scattering of the daylight by rain or other water droplets in the sky. It can as well be defined as a … WebA rainbow is caused by sunlight and atmospheric conditions. Light enters a water droplet, slowing down and bending as it goes from air to denser water. The light reflects off the … WebFormation of Rainbow. During monsoon, there are water particles present in the air. When rain occurs on a sunny day, the sunlight passes through these water droplets. Sunlight is … peritonsillar abscess is a complication of