Why do you put slides into a old fashioned slide projector upside down?

Q: During a routine eye exam, you move a pencil closer and farther from a patient's face . What should…

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Q: a converging lens produces a real, inverted image of an object that is magnified 2.2 times when the…

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Q: A convex thin lens with focal length 30 cm and a concave thin lens with focal length -20 cm are…

A: The problem involves the combination of a convex and a concave lens in contact, and we need to find…

Q: For the same angle of incidence, a light ray is refracted the most when it travels

A: Let n1( refractive index of medium 1) n2= refractive index of medium 2

Q: A laser beam of diameter d1 = 1.4 mm is directed along the optical axis of a thin lens of focal…

A: Given: d1=1.4 mmf1=5.1cm=51 mmd2=3.7mm

Q: What happens when light moves from a medium with a low refractive index into a medium with a higher…

A: Correct option is (a)   Explanation is in next step.

Q: a beam of light strikes a diamond at an angle of 42 degrees to the normal. with what angle does the…

A: Snell's law expresses a relation between the path followed by a ray of light when it cross from one…

Q: A light from a projector passes through a two-lens system, where it first passes through a concave…

A: To find the focal length of the concave lens, we can use the lens equation: 1/f = 1/do + 1/di where…

Q: ray of light ray of light O A B C 40° OD 40° 50⁰ ray of light ray of light 50% 50% B Which of the…

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Q: HW7 Q10 A submerged scuba diver looks up toward the calm surface of a freshwater lake and notes…

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Q: One mirror is vertical. The second mirror makes a 50 angle with the first mirror. A beam of light is…

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Q: To dress up your dorm room, you have purchased a perfectly spherical glass fishbowl to place on the…

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Q: A concave mirror with a radius R creates a virtual image that is 4 times the size of the object.…

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Q: Ethanol is poured into a glass beaker. What is the critical angle for the boundary between ethanol…

A: ethanol poured into a glass beaker refractive index of ethanol, nE = 1.3 refractive index of glass,…

Q: A laser beam of diameter d₁ = 1.4 mm is directed along the optical axis of a thin lens of focal…

A:

Q: To dress up your dorm room, you have purchased a perfectly spherical glass fishbowl to place on the…

A: Given:diameter of the fishbowl = 40.0 cmObjective: Determine the range of magnification of the fish…

Q: An opaque cylindrical tank with an open top has a diameter of 3.25 m and is

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Q: What is the reason why a green colored shirt looks green?

A: An object color appearance depends on the wavelengths of light which reflected by the object to an…

Q: A ray of light travelling in air enters obliquely into water. Does the light ray bend towards the…

A: When light ray travels from one medium to another where its speed is different, it bends. When the…

Q: To dress up your dorm room, you have purchased a perfectly spherical glass fishbowl to place on the…

A:

Q: A critical angle exists when a light ray travels O through a single medium O from a medium with a…

A: The critical angle for total internal reflection can only exist if there is a tendency for the light…

Q: A laser beam of diameter d,-1.1 mm is directed along the optical axis of a thin lens of focal length…

A: Given data:

Q: If you walk 2.1 m/s toward a flat mirror, how fast does your image move with respect to the mirror?…

A: Let at first distance between me and my image is x m. so mirror is at a distance of x/2 from me. I…

Q: If you look into the bowl of a metal spoon, you see yourself up- side down. Flip the spoon so you're…

A: Spoons are made of silver or stainless steel. They are very shiny and are capable of acting like a…

Q: An object is placed 60 cm in front of a concave mirror with a focal length of 12 cm.  Where is the…

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Q: = 1.30 x 104°C-1). At room temperature (20.0°C), the frames have circular lens A pair of eyeglass…

A: The expression for the temperature from linear expansion formula,

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: