A virtual image is formed 8cm from a convex mirror with a focal length of 10cm. How far from the mirror is the object that created this image (in cm)? Total internal reflection can take place only if A. light goes from low index medium to a hi index medium B. light goes from hi index medium to a low index medium C. the refractive indices of the two media are close to the same value D. the refractive indices of the two media are widely different

Q: light travels from air to diamond. what is the angle of incidence that would produce a refraction…

A: A) angle of incidence = i angle of refraction (r) = 50o

Q: The resolving power of a refracting telescope increases with the diameter of the spherical objective…

A: The resolving power of a refracting telescope increases with the diameter of the spherical objective…

Q: A light ray from water passes through a block of glass and finally emerges into air. The light is…

A:

Q: A piece of glass (n = 1.51) is surrounded by air. A light ray in the glass is incident onto the…

A: NO, Ray will not refract into air.

Q: Answer the following 1.Total internal reflection occurs when: a) light is refracted when it leaves…

A: 1. Total internal reflection occurs when light travels from a medium with a higher refractive index…

Q: The speed of light in a gem is 1.2 x 108 m/s. When light in air is incident onto the gem at 15…

A: Given data:  Speed of light in gem (V2) = 1.2×108 m/s Incident angle (i) = 15° Required: The…

Q: 45° Questions 11 & 12 concern the situation sketched in the figure, in which a beam of light in air…

A: The correct option is B.

Q: Lidia plans an experimental investigation to see how the thickness of a lens affects the point where…

A: The correct answer will be : the type of light and the material of the lens.

Q: Light & Optics Part A: A flashlight held by a man 2m above ground creates an angle of reflection…

A:

Q: 7. Consider light incident on a boundary between two materials like the figure below. Several…

A:

Q: MCQ 3. Two mirrors are at right angles to one another. A light ray is incident on the first at an…

A:

Q: A glass (n=1.50) tank is filled with a liquid that has an index of refraction of n=1.90. If a beam…

A:

Q: Question 3 a) Light travels from air with an index of refraction of 1.00 into an optical fiber with…

A: a) i) The required ray diagram which depicts the given situation in given below. Here, i is the…

Q: Light that is initially travelling in a layer of diamond is incident on a layer of sapphire as shown…

A:

Q: Light is travelling from diamond to air. Its speed in diamond is 1.24 X108 m/s. Find the critical…

A: given:- speed of diamond = 1.24 * 108 m/s.  speed of light in air = 3 * 108 m/s. we know ,…

Q: Building contractors often install double-glazed windows to prevent thermal energy (heat) from…

A: Given Data  yg= 12.0 mmya =9.60 mmϕ = 40.00°na = 1.00

Q: When focusing the light of the sun onto a plane above a concave spherical mirror, you notice there…

A: Answer            C) Half the radius of curvature

Q: 1. A ray of light is incident on a piece of glass at an angle of 45.0°. If the angle of refraction…

A:

Q: A beam of light traveling through a liquid (of index of refraction n1 = 1.4) is incident on a…

A: Given: The refractive idex of first medium is n1  = 1.4. The angle of incident is 45o. The angle of…

Q: A light ray travelling through air (n=1) enters water (n=1.33). The ray then reflects off of a…

A:

Q: A swimmer looking directly down at a lamp at the bottom of a swimming pool observes that the lamp…

A: Given data: The radius, r=2.5 m nw=1.33na=1.00

Q: A converging lens has a focal length of 40 cm. If an object is placed 50 cm in front of the image,…

A:

Q: A beam of light is incident from air onto the flat surface of a piece of sapphire. Part of the beam…

A: Given :     Angle of refraction, r = 33.5°     Refractive index of Sapphire, n2 = 1.79…

Q: ght is incident upon the water (refractive index 1.33) at an angle of 60°, what is the angle of…

A: Since we only answer upto one question, we will answer the first question only, please resubmit the…