10. An object is placed 6 cm to the left of a converging lens. Its image forms 12 cm to the right of the lens. a) What is focal length of the lens? b) What is the magnification?
Q: 1) A 3.5 cm tall object is 12 cm away from a lens with focal length 32 cm. a) Calculate the height…
A: a) To calculate the height of the image formed by the lens, we can use the thin lens equation: 1/f =…
Q: hat has a 50.0 mm focal length lens is being utilized to photograph a woman standing 4.25 m away.…
A:
Q: 6. An object is placed 36 cm to the left of a converging lens. The resulting image is five times the…
A: Given: distance of object, u = - 36 cm magnification, m = - 5 real image
Q: A microscope is being used to study cells on a slide. The lens to image distance is S, in the…
A: Image distance, Si=160mm=0.16mFocal length, f=12.5mm=0.0125m
Q: 2. An object that is 3.0 cm tall is placed 6.0 cm in front of a thin diverging lens with a focal…
A: The height of the object: The object distance: (The negative sign indicates that the object is…
Q: 1. Let us assume that the farthest object a certain myopic eye can properly focus is 5 m from the…
A: Consider the object’s distance be u, that is the infinity of the distant or farthest object, and the…
Q: 4. Two diverging lenses, each with focal length of -30 cm, are placed 20 cm apart. If an object is…
A: Basic concept used: Using object distance first lens 1, will form an image at certain distance. Now…
Q: 10. Calculate the magnification of an object placed 6.20mm from a compound microscope that has a 6mm…
A: Given information:Here, d0 is the object’s distance for the objective lens, f0 and fe are the focal…
Q: An object is 1.40-cm-tall. It is placed a distance of 19.2 cm in front of a thin converging lens…
A: Lens Formula The focal length of a lens f, the object distance u and the image distance v for any…
Q: In an optical imaging system, which of following two planes are conjugate planes with magnification…
A: The principal planes are the planes in which the object produces its image of the same size. The…
Q: 3. A simple single-lens camera (convex lens) is used to photograph a man 1.6 m tall who is standing…
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Q: biconvex lens made of glass with n = 1.45 has two radii of curvature of 20.0 cm and 25.0 cm. An…
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Q: 5. A diverging lens has a focal length that has a magnitude of 32.0 cm. An object is placed 23.5 cm…
A: Given, focal length magnitude = 32.0 cm Diverging lens is also known as concave lens and has…
Q: 24. Figure shows a small plant near a thin lens. The ray shown is one of the principal rays for the…
A: 1 square box on horizontal axis= 2cm
Q: 10:07 AM Fri Nov 25 bconline.broward.edu A coin is 12 cm in front of a converging lens with focal…
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Q: A double-concave lens has a left-side surface radius of curvature magnitude of 20.0 cm and a…
A: Given a double concave lens with R1=-20.0cmR2=85.0cmrefractive index n=1.635 we know that the focal…
Q: A lens forms a real image that is 224 cm away from the object and 1 2/3 times its length. A)What…
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Q: 2. Let us assume that a given hyperopic eye has a near point at 200 cm. The desired lens is to allow…
A: (2)According to the lens formula, the focal length of the lens is,Substitute the values,
Q: 2. The human eye has a nominal lens to retina distance of S= 1.7 cm = 0.017 m. What does the focal…
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Q: An object is placed inside the focal point of a diverging lens, draw a ray diagram showing at least…
A: The ray diagram is given below for a diverging lens.
Q: An object is 40.0 cm from a concave lens. It creates a virtual image with magnification 0.450. What…
A: Object is placed at a distance u=40 cm from concave lens. Image is virtual and magnification is…
Q: 3. A magnifying glass forms an image of a 4.00-mm-tall thumb tack that is to the left of the lens.…
A: Draw the ray diagram as:
Q: 13. A student builds the following setup (see figure below) to measure the focal length of the lens…
A: A student build a setup to measure the focal length of the lens C
Q: A diverging lens has a focal length of –10 cm. Suppose an object is placed 15 cm in front of the…
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Q: 5. An 4 cm high object is placed 25 cm in front of a lens of focal length +20 cm. 60 cm past the…
A: The lens formula is given by 1f=1v-1u v is the image distance, u is the object distance, and f is…
Q: A thin positive lens is used to enlarge the image of a slide on a wall 10 m from the lens. If the…
A: Concept used: Magnification of a lens is given by ratio of distance of image from lens to distance…
Q: A convex lens is held over a piece of paper outdoors on a sunny day. When the paper is held 22 cm…
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Q: . A student uses a microscope to view an amoeba. If the objective has a focal length of 1.0 cm, the…
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- 2. A 5 cm high object is 12.0 cm in front of a system of two lenses, with f, = 10.0 cm and f2 = -15.0 cm. The lenses are separated by d = 20.0 cm. (a) How far is the final image FROM THE CONVEX LENS and (b) on which side is it formed and (c) what is the size of the final image? 12.Ocm4-A small insect is placed 5.40 cm from a 6.00-cm-focal-length lens. a) Calculate the position of the image. Follow the sign conventions. Express your answer using two significant figures and include the appropriate units. b) Calculate the angular magnification. Express your answer using two significant figures.
- 15. An object is placed 70.0 cm in front of a lens whose focal length is +23.0 cm. The image that is formed of this object will be: a) inverted and 2.04 times the size of the object. b) inverted and 0.489 times the size of the object. c) erect and 2.04 times the size of the object. d) erect and has the same size as the object. e) erect and 0.489 times the size of the object.A boy with myopia has an abnormal far point of 80.0 cm. What power of corrective lens is needed to accurately adjust his vision? Neglect the distance between the eye and the corrective lens. a. -2.00 D b. -1.25 D C. -1.75 D d. -1.50 D e. -2.25 DA microscope has a 12.0x eyepiece and a 59.0x objective lens 20.0 cm apart. What is the focal length in centimeter of the eyepiece? A. 1.26. B. 2.08. C. 2.45. D. 3.19. E. 3.57
- An image is located 346 mm behind a 204 mm focal length lens. A) Find the object distance. B) Find the magnification of the image. C) Is the image upright or inverted? factor of 4 or when you place it 8.0 cm behind a lens the20. This question is about convex lenses. (a) A convex (converging) lens is u d to project an image onto a screen. The focal length of the lens is 10 cm. The object is placed at a distance of 15 cm from the centre of the lens on the principal axis. (i) Define principal axis. (ii) Construct rays to locate the position of the image. 15 cm object principal axis f f 10 cm 10 cm convex lens (iii) Identify the nature of the image.2. An object is placed 50.cm in front of a converging lens and then 15.5cm in front of a diverging lens. Both lenses have a focal length of 12.0cm. For both cases, find the image distance.
- a) If the focal length of a converging lens is 2.0 meters and an object is placed 10 meters away, how faraway is the image of the object from the lens?b) Draw a ray-trace diagram for a converging lens.5. A convex lens forms an image of a soda can. The image is 2 cm tall and appears 8 cm from the lens. The height of the soda can is 10 cm. (a) Include a drawing/ray diagram of this setup, (b) Where is the can located (object distance) and (c) what is the focal point of this lens?6. An object is placed 8.5 cm in front of a convex (converging) spherical lens. Its image forms 3.9 cm in front of the lens. What is the focal length of the lens? * O 19 cm 9.6 cm 2.7 cm 6.1 cm 口 L