What is the speed of light in a block of glass that has an index of refraction of 1.24?

Q: A ray of light hit a body of water at an angle of 45 degrees with respect to the normal. What is the…

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Q: In a concave mirror experiment, an object is placed at a distance x, from the focus and the image is…

A: Given data, distance of the object from the focus = x1 distance of the image from the focus = x2…

Q: A beam of light hits a plane mirror at a 30ﾟ angle. At what angle does the light reflect from the…

A: From the law of reflection, the incident angle from the normal is equal to the reflected angle from…

Q: A light ray in air is incident on a glass surface at an angle of 30° from the normal. If the angle…

A: Given data:  A light ray goes from air into glass  The angle of Incidence (i) = 30° The angle of…

Q: If the speed of light in a liquid is 2,83 × 108 m/s and the refraction angle for the ray of light…

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Q: A light ray in air strikes a glass surface with an angle of incidence of 30.0 degrees. The angle of…

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Q: Light in air enters a glass plate whose index of refraction is 1.5 at an angle of incidence of 20°.…

A: This problem can be solved by using Snell's law which gives the relation between the angle of…

Q: A ray hits an object at 15° from the vertical. If the material has index of refraction 1.5, what is…

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Q: An object placed in front of a convex lens at a distance 200 cm has its real image produced with a…

A: u=Object distance=200 cmv=Image distancef=Focal lengthm=Magnification=1

Q: A 64-cd point source of light is 3.0 m away from a painting. What is the illumination on the…

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Q: The following diagram shows a ray of light passing from the air into a glass block. 50° 90° 40° 70°/…

A: The angle of incidence is the angle made by the ray with the perpendicular at the point of the ray…

Q: Light is incident on a plane mirror at an angle of 30 relative to the normal. What is the angle of…

A: Angle of incidence is equal to angle of reflection in case of plane mirror .

Q: A series of yellow, green, and blue coloured glass plates are arranged in a light beam. Each glass…

A: Consider a light ray falling on a series of yellow, green, and blue coloured glass plates with a…

Q: A horizontal light ray reflects upward from a plane mirror that makes an acute angle φ with the…

A: Given data: Angle, α=76°

Q: What is the index of refraction of a piece of glass if the speed of light within it is 210,066,483…

A: Index of refraction of a material is a dimensionless number, describes how fast light travels…

Q: What is the angle of reflection if the angle of incidence at a plane mirror is 50°?

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Q: The diagram shows the passage of a ray of light from air into a substance X. The index of refraction…

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Q: If the speed of light in a medium is 204,081,633 m/s, what is the index of refraction of the medium?…

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Q: A ray of light in air is incident on an air-to-glass boundary at an angle of 30. degrees with the…

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Q: The Sl unit of power of a lens is .

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Q: The focal length of a concave spherical mirror is equal to 1 meter. What is the radius of curvature…

A: Focal Length = Radius of curvature / 2 Radius of curvature = Focal length x 2…

Q: The lens formula relating the image distance, p, to the focal length, f, and object distance, s, is…

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Q: A concave mirror forms a real image at 25.0 cm from the mirror surface along the principal axis. If…

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Q: if the index of refraction of glass is 1.502, what is the speed of light in glass?

A: Given information: Here, nglass and nair the refractive index of the glass and air (standard value)…

Q: A light ray passing through air, strikes a glass surface at an angle of 50° from the normal surface.…

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Q: The speed of light in a piece of glass is 258,347,340.99 m/s. What is its index of reflection?

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Q: A light ray coming from air travels into a liquid with an index of refraction of 1.25. If the angle…

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Q: angle of refraction

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Q: A ray of light is incident on the surface of a crown glass plate at an angle of 30 degree with the…

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Q: A light beam is incident upon a mirror that is held horizontally. The angle that the light beam…

A: Angle of reflection is measured between the incident ray and the angle which it makes with the…

Q: What is the total angle between the incident ray and the reflected ray if the angle of incidence is…

A: Angle of incidence: i = 40 degree

Q: Light is incident at an angle of 60° from air into glass. If the angle of refraction inside the…

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Q: Light shines on a flat mirror so that the angle between the incident ray and the mirror is 20.0°.…

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Q: The distance between an object and its upright image is d. If the magnification is M, what is the…

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Q: What is the index of refraction of a piece of glass if the speed of light within it is 227,891,169…

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Q: The angle of incidence is always to the angle of reflection.

A: The incident rays comes with some angle and it is known as incidence angle. The reflected ray comes…

Q: If the angle between a reflecting surface and an incident ray is 50°, then what is the angle of…

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Q: If a magnifying glass is behing held at the exact spot that creates a maximum magnification and the…

A: given ,  maximum magnification , M = +10  Let,  The focal length on the lens be f

Q: A concave mirror has an object placed 20 cm in front of it. An image is formed 35 cm in front of the…

A: u = object position = - 20 by convention distance to the left of the mirror, object distance in this…

Q: An incoming light ray has an incident angle of 46 degrees. If it hits a mirror, what is the angle of…

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Q: What is the speed of light squared?

A: The speed of light is given as,

Q: The focal length of a pane of window glass is

A: A pane of glass is a plain sheet of glass that makes a window. It is plane glass, so the radius of…

Q: If the refractive index of glass is 1.5, what is speed of light in glass medium

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Q: An object has its image formed 20 cm from a convex mirror. The height of the object is two times…

A: The mirror formula is  1f=1v+1u where, u is the distance of object, v is the distance of image.  The…

Q: Draw a diagram to show the reflection of a light ray incident normally on a plane mirror ?

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Q: What is the index of refraction of a piece of glass if the speed of light within it is 233,913,456…

A: Given:- Speed of light within the glass is v=233,913,456 m/s Required:- We have to calculate the…

Dispersion of White Light

Snell’s law is a formula that gives a relation between the angle of incidence and angle of refraction and is given as: