A 2 diopter lens is placed behind a -3 diopter lens. There is an object 2 meter in front of the pair of lenses. How far from the lenses is the image?
Q: You use a magnifying glass that has a 7.5 D lens to get a better look at 5.0 mm tall insect. How…
A: Given power of lens = P = 7.5 D height of insect = 5.0 mm we have to calculate height of the image…
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Q: A 100-cm focal length thin lens is placed in contact with one of 66.7 cm focal length. A 3.0 cm tall…
A: Focal length, f = 100 cm and 66.67 cmheight of object (h)= 3 cmObject position from lens (u) = -50…
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Q: A +2.0 D lens is being used to make an image of a distant object on a screen. The image is 2.4 cm…
A: Total power of lens is now +4.0 D.
Q: A converging lens produces an upright image with a magnification of +3 when it is placed 10 cm from…
A: The equation for the magnification is given by,
Q: vvWhen an object is placed at the proper distance to the left of a converging lens, the image is…
A: The image is formed by the converging lens behaves as the virtual object for diverging lens.Distance…
Q: ith focal length f = 30 cm is used to view an object 90 cm from the lens. How far from the lens does…
A: We know that the lens formula is given as 1f= 1u+1v where f is the focal length of the lens u is…
Q: It is 166 cm from your eyes to your toes. You're standing 220 cm in front of a tall mirror. How far…
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Q: A diverging lens has an object placed 30 cm from the optical center of the lens. A Virtual image is…
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Q: A diverging lens has a focal length of --24 cm. A 7.9 mm tall object is placed 38 cm from the lens.…
A: A concave lens is known as a diverging lens because it diverges the rays after falling on it. A…
Q: A converging lens has a focal length of 12 cm. If the object is placed 17 cm from the lens, what is…
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Q: A candle with Sem height is placed in front of a diverging lens. The object is 15 cm in front of the…
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Q: A diverging lens has a focal length of --17.2 cm. A 8.4 mm tall object is placed 34.7 cm from the…
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Q: You are using a converging lens to look at a splinter in your finger. The lens has a 9.0 cm focal…
A: f=Focal length=9 cmu=Object distance=6 cmv=Image distance
Q: A thin converging lens has a focal length of 100mm. An object is placed 150 mm in front of the lens.…
A: Focal length of convex lens f = 100mm Objects distance u = -150mm
Q: A 2 diopter lens is placed behind a -3 diopter lens. There is an object 2 meter in front of the pair…
A: Given, Power,P1=2DPower,P2=-3DObject Distance,u=2m We know the power, so the total power is…
Q: A 2.0-cm-tall object is 23 cm in front of a converging lens that has a 40 cm focal length. Calculate…
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Q: A single thins lens is used in an old projector. A slide 40.3 mm high is to be projected so that its…
A: Given: A single thins lens is used in an old projector h = 0.0403 m h' = - 1.6 m because image is…
Q: An object 1.70 cm high is held 3.00 cm from a person's cornea, and its reflected image is measured…
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Q: An object 40 cm long from a converging lens has an image 40 cm away from the lens on the other side.…
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Q: An object of height 15.8 cm is placed 16.3 cm from a diverging lens. What is the angular size of…
A: The height of the object is h=15.8 cm. The distance of the object is di=16.3 cm. Angular size of…
Q: An object of height 4 cm is placed 25 cm to the left of a converging lens with focal length of 15…
A: Given data: Object distance (u) = - 25 cm Height of object (ho ) = 4 cm Focal length (f) = 15 cm
Q: You have a lens whose focal length is -6.41 cm. You place an object on the axis of the lens at a…
A: Approach to solving the question:Please see attached photos for detailed solutions. Thank you.…
Q: A diverging lens has a focal length of 15.0 cm. A virtual image forms 5.0 cm to the right of the…
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Q: An object 5 cm in length is held 25 cm away from a converging lens of focal length 10 cm. Draw the…
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Q: A 2 centimeter tall candle flame is 2 meters from a wall. You happen to have a lens with a focal…
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Q: A lens has a focal length of 5 cm. The object is 25 cm away from the center of the lens. Calculate…
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Q: A diverging lens has a focal length of --22.9 cm. A 9 mm tall object is placed 37.3 cm from the…
A: Solution:- Focal length f= -22.9 cm diverging lens u= -37.3 cm object size…
Q: from the lens. How far is the object's image from the lens?
A: GivenFocal length of converging lens, f=6.51 cmObject distance, u=10.1 cm
Q: A converging lens with a focal length of 4.0 cm is to the left of a second identical lens. When a…
A: Apply the lens equation to determine the distance of the image produced by the first lens.
Q: A 6.97 mm high firefly sits on the axis of, and 10.3 cm in front of, the thin lens A, whose focal…
A: Given that Height of the firefly h1 = 6.97 mm Object distance from lens A u1 = -10.3 cm Focal length…
Q: An object is 23 cm from a converging lens. A diverging lens with a focal length of − 15 cm is 31 cm…
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Q: Your eye (diameter 2.5 cm) is able to focus the image of a tree on your retina. The tree is 18 m…
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Q: A 2 cm high object is viewed through a diverging lens with a -12 cm focal point. If the object is 8…
A: Height of the object is Hi = 2 cm Focal length of the diverging lens is f = - 12 cm Object…
Q: 5.67-mm-high firefly sits on the axis of, and 11.1 cm in front of, the thin lens A, whose focal…
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Q: George, who stands 4 feet tall, finds himself 22 feet in front of a convex lens and he sees his…
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Q: An object is placed 20 cm to the left of a converging lens of focal length 30 cm. A diverging lens…
A: We are given object distance from convex lens. The image formed by this works as virtual object for…
Q: A 2.0-cm-tall object is 23 cm in front of a converging lens that has a 40 cm focal length. Calculate…
A: Given data:Object distance, u = -23 cm (By using sign convention)focal length of the lens, f = + 40…
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