The sun appearing red at sunset is not a result of atmospheric refraction. This phenomenon is caused by scattering. As sunlight passes through more of the Earth’s atmosphere at sunset, shorter wavelengths scatter out, leaving the longer red wavelengths to ...
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The mirror used by a dentist to check the teeth of a patient is concave. Concave mirrors provide a magnified image, which helps the dentist see a larger and clearer view of the teeth and gums, aiding in better examination ...
Concave mirrors are used in the headlights of vehicles. They focus the light from the bulb into a parallel beam, allowing the light to be directed forward in a concentrated manner, improving visibility for the driver.
The mirror used for shaving is a plane mirror. It provides a non-inverted virtual image that appears to be the same size as the object, making it suitable for tasks requiring accurate reflection without distortion.
A convex mirror is preferred to see the traffic behind while driving. It provides a wider field of view, reducing blind spots and allowing the driver to monitor surrounding traffic effectively without significant distortion.