The Lens Equation If Fis the focal length of a convex lens and an object is placed at a distance x from the lens, then its image will be at a distance y from the lens, where F, x, and y are related by the lens equation FX y Suppose that a lens has a focal length of 4.8 cm and that the image of an object is 4 cm closer to the lens than the object itself. How far from the lens is the object?

Q: draw the ray diagram of the following (concave mirror): a. object is at c b. object is beyond or…

A: Rules of reflection at concave mirror 1)A incident ray  parallel to the principal axis on the way to…

Q: A cat image which is in front of a mirror is magnified 4 times. The cat is 5 cm in front of the…

A: Given:-  The magnification of the image of a cat is 4 times.  The object distance of the cat is u =…

Q: Suppose you have a concave mirror as shown in the image below.  If h = 1.28m is the height of an…

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Q: An object is placed in front of a converging lens in such a position that the lens (f = 13.3 cm)…

A: Given:Focal length of the first lens: f1=13.3 cmImage distance for the first lens: i1=18.9 cmFocal…

Q: Question 1: Assume that you are using a double convex lens with focal length f = 4.22 and you place…

A: Focal length of the lens (f) = 4.22  units Height of object (ho) = 1 unit Object distance (do) = 10…

Q: Making a high quality image from an object 1.80μ long, that is 6.0M away from the front Lens of the…

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Q: When a jellybean is placed 15.1 cm away from the center of a concave mirror, its image is located…

A: Given Data: Object distance (u) = 15.1 cm.Image distance (v) = -43.9 cm. (The negative sign…

Q: In the figure below, a diverging lens and concave spherical mirror are positioned along an optical…

A: Note: All distances to the left of mirror/ lens is taken as negative and all distances to the right…

Q: An object is located outside the focal point of a convex lens as shown. Which ray diagram properly…

A: An object is located outside the focal point of a convex lens as shown.Which ray diagram properly…

Q: Suppose you have a concave mirror as shown in the image below.  If h = 1.84m is the height of an…

A: Given that For a concave mirror Height of the object h = 1.84m  Height of the image h′ = 4.21m  Let…

Q: Parallel rays of light are refracted by a convex lens to a point called the Principal Focus The…

A: Parallel rays of light are refracted by a convex lens to a point called the Principal Focus. The…

Q: mirror and a virtual image is formed at a distance of 5 cm from the mirror, what is the magnificat

A: We know the formula of magnification , m = image distance/ object distance  Image distance is + 5 cm…

Q: Construct 3 scaled ray diagrams, clearly labeled, depicting: 1) A real image with a converging lens…

A: 1. A real image with a converging lens When the object is placed at 2F of a converging lens, the…

Q: The sun is 150,000,000 km from earth; its diameter is 1,400,000 km. A student uses a 4.8-cm-diameter…

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Q: You want to use a converging mirror to magnify an object.  where do you need to place the object to…

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Q: A student in a physics classroom measured the distance from a convex lens (focal length of 4cm) to…

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Q: The Lens Equation If F is the focal length of a convex lensand an object is placed at a distance x…

A: The given values are, F=4.8 cmy=x-4 cm

Q: A very simple astronomical telescope is constructed from a single concave mirror as shown in the…

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Q: When a jellybean is placed 19.9 cm away from the center of a concave mirror, its image is located…

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Q: Suppose you want to start a fire using sunlight and event which of the following statement is most…

A: Diverging lens has property that it spreads the rays of light which incident on it or it diverge the…

Q: The thin where u is the object distance from the lens, v is the may lens equation is V u image…

A: Given that, let we assume it is convex lens focal length f=6 cm  speed of object u=2 cm /sec…

Q: fi = -10 cm f, = 10 cm 20 cm lens mirror At what distance from the lens are parallel rays focused to…

A: The lens being depicted in the diagram is a concave lens which is a diverging lens. It is mentioned…

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

A: Given data *The focal length of the lens is f = 0.5 m *The object distance is s = 0.505 m

Q: Following are results for the experiment performed on lens Since, the nature of 1 The type of lens…

A: Convex lens

Q: H.W) An object is placed in front of a concave mirror of focal length 20 cm. the image is virtual…

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Q: Q5- What is the magnification of two thin lenses having focal lengths of +15 cm and -15 cm are…

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Q: Which of the following is a true statement regarding the sign of the image distance for a thin lens?…

A: The following are the sign conventions used when solving problems involving thin lenses All…

Q: A converging lens has a focal length of 36.7 cm. A real object is placed 22.4 cm in front of the…

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Q: Question 3: Lenses A 2.0-cm-tall object is 15 cm in front of a converging lens that has a 20 cm…

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Q: Two real images are observed at the exact same location in the above figure. Both images are magnied…

A: The distance between the lens and the mirror is d = 40 cm. The focal length of the lens is f = 10…

Q: You want to use a converging mirror to magnify and object the mirror has a focal length of 24cm.…

A: focal length of converging mirror (f) = 24 cm Magnification = 3.3 Image = upright

Q: If the distance of the image from the lens (di) is negative. The image is considered to be... O…

A: If the distance of the image from the lens is negative, the image is considered to be a virtual…

Q: A small insect viewed through a convex lens is 1.1 cm from the lens and appears 2.5 times larger…

A: It is given that the magnification of a convex lens is m= 2.5, and an object is viewed through the…

Q: You have a convex lens with a focal length of 8.6 cm. You want to use it to project an image from…

A: The focal length of convex is f=8.6 cm.The image distance is di=181 cm.The expression for the…

Q: In the situation similar to that shown below, a small red LED (light-emitting diode) is placed on…

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Q: An object of heigh 9 cm is placed 25 cm in front of a converging lens of focal length 10 cm. Behind…

A: height of object (h) = 9cm object distance (d) = 25 cm focal length of converging lens (f1) = 10 cm…

Q: d) The object is on F Image: 1. 2. 3. 2F F F 2F e) The object is between F and optical center Image:…

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Q: A ball has a distance from the converging lens of 0.8m and starts to roll away from the lens at the…

A: Given, u= 0.8 m speed = 0.5 m/s period = 1.5 s f= 1.6 m

Q: e arson scover A compound microscope has an objective and eyepiece. Their focal lengths are…

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Q: A camera lens used for taking close-up photographs has a focal length of 24.5 mm. The farthest it…

A: Given: f=24.5mm, v=31.6mm (a) Using lens formula :  1f=1v-1u1u=131.6-124.5u=-109mm (b) The…

Q: An object is placed a distance do = 19.0 cm in front of a positive (converging) lens of focal length…

A: do=19cm f=7cm (positive =to the right of the lens )

Q: An optic is used to create an image. The image distance is 54 cm, the magnification is -0.5, & the…

A: Image distance is v=54 cm Magnification is m=-0.5 Object height is ho =29 cm Find: (a) Focal length.…