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Is used for focusing on a microscope?
The microscope focusing knob is used to adjust the distance between the objective lens and the sample, allowing you to bring the sample into focus for a clear image. Turning the knob moves the stage up or down, changing the focal point of the lens to achieve sharp focus.
What is the difference between parabolic and concave mirrors?
In the case of concave mirrors parallel rays, parallel to the principal axis and incident near the pole(axial rays), after reflection will converge to the principal focus.Rays reflected from the marginal portions of the mirror(marginal rays) will converge to points nearer than the focus. Due to this the image formed by a concave mirror of large aperture will be blurred. This defect is called spherical aberration. This defect can be overcome by using parabolic mirrors. In a parabolic mirror all the rays, axial rays as well as the marginal rays, incidenting on it after reflection will converge to the same principal focus. This is due to the geometric property of the parabola, that is parabola allows only one focus.Hence in a parabolic mirror there is no spherical aberration and the image will be sharp and clear.
How is the horn mountain formed?
Horn mountains are formed through a combination of tectonic processes and erosion. They typically arise from the uplifting of rock layers due to tectonic forces, leading to the formation of sharp, jagged peaks. Erosion by wind, water, and ice then shapes these mountains, carving out distinct features like horns and ridges. The resulting topography often reflects the underlying geology and the intensity of erosive forces in the area.
How do tip/tilt mirrors contribute to the functionality of optical systems?
Tip/tilt mirrors help to adjust the angle and position of light beams in optical systems, allowing for precise control and alignment. This contributes to improved accuracy, resolution, and stability in the performance of the optical system.
What is the difference between glare and stare?
Glare is a sharp or intense look expressing anger or hostility, while a stare is a fixed or prolonged gaze with no particular expression of emotion. Glare is often more aggressive, while a stare can be neutral or contemplative.
Why convex mirrors are fixed on very sharp turns of the roads of the mountains?
Convex mirrors are fixed on very sharp turns of the roads of mountains Because convex mirror diverges the image and due to divergence we can know about the car coming from the other side of the turn as the image reflected is greater.
Why convex mirrors are fixed on a very sharp turns of the road of mountains?
Because convex mirror diverges the image and due to divergence we can know about the car coming from the other side of the turn as the image reflected is greater.
Why convex mirrors are fixed on very sharp turns of the road of the mountains?
Convex mirrors are fixed on sharp turns in mountain roads to improve visibility for drivers. They help drivers see around blind spots and oncoming traffic, reducing the risk of accidents. The curved surface of the mirror reflects a wider area, allowing drivers to have a better view of the road ahead.
Why convex lens are fitted on sharp turns on mountains?
Convex mirrors are often placed on sharp turns on mountains to provide drivers with a wider field of view, allowing them to see oncoming traffic or obstacles around the bend. This helps improve safety by reducing blind spots and allowing drivers to react accordingly to potential hazards.
Why and why concave mirrors are not suitable for makeup?
Concave mirrors can distort the reflection of the face, making it difficult to accurately apply makeup. The curved surface can also cause the image to appear magnified or shrunk in certain areas, leading to uneven application. Additionally, concave mirrors can create sharp, focused reflections that may not provide a true representation of how the makeup looks in natural lighting.
Do all mountain have sharp ends?
Young mountains have sharp edges because they have not been worn down by erosion. Old mountains are rounded and smoother.
Do old mountains tend to have sharp peaks?
Yes
What causes sharp sharp rough mountains to become rounded and smooth?
erosion -help i helped a lot :)
Why do the Rocky Mountains have sharp peaks not rounded peaks?
As mountains go, they are relatively new, and have not weathered.
How are Rocky mountains different from Appalachian mountains?
The Rocky Mountains are taller than Appalachian Mountains and has sharp pointy peaks. The Rocky Mountains are taller.They Both have eroded. The Appalachian Mountains are older and shorter than rocky mountains.
How do cameras use mirrors in their optical systems to capture images?
Cameras use mirrors in their optical systems to reflect and redirect light onto the image sensor, which captures the image. Mirrors help to focus the light and create a clear and sharp image.
When focusing on a distant object is the lens more concave?
When focusing on a distant object, the lens is more convex. The convex lens bends light inward and converges it at a focal point to form a sharp image of a distant object.
