9. should you use? You can use Sunlight and a lens to start a fire. Which type of lens a) Converging b) Diverging c) Planar (flat on both sides) d) Any of the above lenses will work to start a fire.
Q: 2. Convex lens has a focal length of 15 cm. An object is placed 20 cm from lens. How far from the…
A: Given Convex lens with focal length f = -15 cm Object distance u = -20 cm To find Image distance…
Q: stella has hyperopia. The nearpoint of her right eye is 175 cm. What lens will restore the vision in…
A: Solution:- Concept and formulas used:- 1) A person with Hyperopia eye can see distant objects…
Q: 3. An amusement park wants a mirror that, when someone stands 1. meters from it, it will produce an…
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Q: rl
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Q: 96) A nearsighted person wears contact lenses having a power of -0.15 diopters. What is the person's…
A: Here is the step-by-step explanationTo solve these problems, we'll use the lens formula and the…
Q: . A sighted person has a far point located at 450cm from his eye. If the eyeglass are to be worn…
A:
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: 3. For a converging lens the object is 10 cm from the lens and the image is 24 cm from the lens on…
A: See below
Q: 1. Which of the following statements are NOT true? A. Converging lenses produce only real images. B.…
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Q: 1) A concave-convex lens of a glass has radii of 12 cm and 10 cm, respectively, and an index of…
A: The focal length of a lens is given by the lens maker equation as 1f=n-11R1-1R2n is the refractive…
Q: 6) An object 2.0 em tall is in front of a converging lens of focal length 22 cm. The object is 10 em…
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Q: A myopic person has a near point of 23 cm and a far point of 37 cm. When correcting the distant…
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Q: 23) An object with a height of 50 cm is placed 2 meters in front of a concave mirror with focal…
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Q: In most applications of concave spherical mirrors (including this activity) it is assumed that all…
A: To explain: Why a concave spherical mirror does not reflect all light rays travelling parallel to…
Q: When an object is placed two times farther from a diverging lens, the focal length of the lens is…
A: Question: When an object is placed two times farther from a diverging lens, the focal length of the…
Q: # 9. An object is placed in front of a lens and the image is upright, but smaller. What sort of lens…
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Q: 2. Both microscopes and telescopes have objective lenses that form real images. Why is it that the…
A: Both microscope and telescope are used to magnify the objects so the human eye can see them. The…
Q: An object is 25.0 cm in front of a converging lens with a focal length of 55.0cm. Use ray tracing to…
A: object distance=25cm focal length= 55cm
Q: Two converging lenses are used to form a compound microscope, the first lens (object lens) has focal…
A: The total magnification of the microscope is given by M=mome mo, me are magnifications of objective…
Q: a) Determine the far point of a near-sighted person whose prescription is -6.00. h) Determine the…
A: Solution
Q: A slide projector has a converging lens whose focal length is 105 mm. How far from the lens must the…
A:
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: Will the focal length of a lens change when it is submerged in water? Explain.
A: The focal length of the lens will change when it is submerged in water. It is because the lens works…
Q: 1. Which of the following statements is NOT TRUE about converging lenses? a. Converging lenses are…
A: Converging lens converges light rays and these are known as convex lenses.
Q: 2) For a converging lens with focal length f = 10 cm, the object distance p = 25 cm. Calculate the…
A: Given that The focal length of the convergent lens is f = 10cm (positive for…
Q: 11) Two converging lenses are used to form a compound microscope, the first lens (object lens) has…
A: To see the nature of final image we have to draw the ray diagram of microscope and we will see how…
Q: 4. We can use a lens as a distance gauge. For example, if I have a lens with a focal length of 50…
A: The expression for the focal length of either the convex or concave lens is,
Q: 22.) Farsightedness is a condition where a. light entering your eye is focused in front of your…
A: Farsightedness is a common type of refractive error where distant objects may be seen more clearly…
Q: 2. Two converging lenses with focal lengths 20 and 10 cm are placed 20 cm apart. An object is placed…
A: Given, f1=20cmf2=10cmu1=-30cm For lens 1, 1f1=1v1-1u11v1=1f1+1u11v1=120+1-301v1=3-260v1=60cm The…
Q: 7. Using graphical raytrace rules #1 and #2, construct the real image formed when an object is…
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Q: what will happen if an eyeglasses has: a. two converging lens b. two diverging lens c. both…
A: if an eyeglasses has both converging and diverging lens
Q: Identify in each situation where the image will form
A: A virtual image will be formed when an object is placed at a distance less than one focal length of…
Q: 56. A concave mirror has a radius of curvature of 5.0 m. An object, initially 2.0 m in front of the…
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Q: A lens-maker wants to make a magnifying glass (double convex lens) of focal length 16 cm from a…
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Q: w9-7 A diverging lens has a focal length of −8.00 cm. What is the nature of the image formed when…
A: The objective of the question is to determine the nature of the image formed by a diverging lens…
Q: 5. For a converging lens of focal length f, where would you place the object to obtain an image as…
A: Step 1: Lenses: These are the optical devices that are used to refract the light as per the…
Q: 2. Some rearview mirrors produce images of cars behind you that are smaller than they would be if…
A: Rearview Mirror Analysis1. Mirror Type:The rearview mirror that produces smaller images of cars…
Q: If a student places an object 25 cm in front of a converging lens whose f = 10 cm, what…
A:
Q: Calculate the focal length of the mirror formed by the convex side of a shiny spoon that has a 2.29…
A:
Q: The object is placed inside the focal length of a concave mirror. Describe the image of the object.
A: The concave mirrors are the ones that can form both the images that are real and virtual. They are…
Q: Determine the object's distance from the biconvex lens if the image's magnification is -2 and the…
A: magnification (m) = - 2image distance (di) = 17 cm
Q: A dentist uses a curved mirror to view the back side of teeth in the upper jaw. Suppose she wants an…
A:
Q: 6) An object is placed 20 cm in front of a converging lens of focal length 5 cm, where does the…
A: Given Object distance from lens = 20 cm Focal length = 5 cm We have to calculate the image position…
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