are to get corrective glasses that will be placed 2.0 in front of their eyes, what power of lens would th need to clearly see an object placed infinitely far a

Q: What would be the image distance for the -15.0 cm lens if the object distance were +60.0 cm? What…

A: Formula:1f=1do+1di1di=1f-1do----(1)where, f=-15.0 cm=-0.15 mdo=60.0 cm=0.6 mPutting values in the…

Q: A 2.5 cm object is placed 30 cm in front of a converging lens. Behind thelens, 80 cm away, is a…

A: 1. Image formation by the converging lensGiven:Object height (ho​) = 2.5 cmObject distance from lens…

Q: A 3.80-mm wide bolt is viewed with a 9.60 cm focal length lens. A normal eye views the image at its…

A:

Q: microscope of focal length 20 cm Find the angular An object is seen magnification produced, if the…

A: The angular magnification of a microscope is defined as the ratio of the angle subtended by the…

Q: a person's near point is 100 cm, what must be the lens power in diopters that would enable her to…

A:

Q: image height curvature of the optic magnification image distance object height object distance angle…

A: The focal length of an optic, such as a lens or a mirror, is the distance between the optic and the…

Q: A 7.5× binocular produces an angular magnification of−7.50 , acting like a telescope. (Mirrors are…

A:

Q: An object is located to the left of a concavelens whose focal length is -34 cm. The magnification…

A: The magnification of the lens be given as,

Q: A person sees clearly wearing eyeglasses that have a power of -5.00 diopters when the lenses are…

A: In the given question, We have to determine the values of given parts.

Q: Susan is quite nearsighted; without her glasses, her far point is 37 cmcm and her near point is 18…

A: Susan is quite nearsighted; without her glasses, her far point is 37 cm and her near point is 18 cm.…

Q: astronomical telescope u

A: The focal length of the objective lensfo=50cm   and  D=fo2=25focal length of the eyepiece…

Q: Your reading glasses designed so that you can comfortably read a book that is 25.0 cm from your…

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Q: The near and far points of a person are at 40 cm and 250 cm respectively. Find the power of the lens…

A:

Q: A thin diverging lens with focal length of 22.0 cm is used in APEx projectYou want to use this to…

A: The focal length of the lens (f) = 22.0 cm and since it is a diverging lens the focal length will be…

Q: What power of spectacle lens is needed to correct the vision of a nearsighted person whose far point…

A: strategy:- You want this nearsighted person to be able to see very distant objects clearly. That…

Q: A myopic person sees that their glasses prescription is -3.25D. What is their far point? (Assume the…

A: Given data: Power of glasses is, P=-3.25 D. Distance of glasses from eyes is, d1=1.75 cm. Distance…

Q: What is the focal length of a makeup mirror that produces a magnification of 1.84 when a person’s…

A: Magnification of makeup mirror is Object distance is Find:Focal length of the mirror.

Q: What power of reading glasses is needed for a person whose near point is 125 cm so that they may…

A:

Q: A 6.5X pair of binoculars has an objective focal lengthof 26 cm. If the binoculars are focused on an…

A: Given data: Objective focal length, fo=26 cm Object distance, u=4.0 m  Focal length of eyepiece:…

Q: If the lens-to-retina distance of a woman is 1.98 cm, and the relaxed power of her eye is 51.0 D...…

A:

Q: Your reading glasses designed so that you can comfortably read a book that is 25.0 cm from your…

A: The expression for the refractive power is, Here, f is the focal length which is given as, Here, p…

Q: A person has a near point of 50 cm and a far point of infinity. What type of vision do they have and…

A: A person has a near point of 50 cm and a far point of infinity   When a person can clearly seen the…

Q: Mary’s glasses have +4.0 D converging lenses. This gives her a near point of 20 cm. What is the…

A: The focal length of the lens can be obtained as

Q: An object is 30 cm in front of a converging lens with a focal length of 5 cm. Use ray tracing to…

A: Given that: the focal length of the Converging lens, f = 5cm Object distance, u = 30cm Let the image…

Q: What is the focal length of the eye–lens system whenviewing an object (a) at infinity, and (b) 34 cm…

A: Given data u=-34 cmv=2 cm

Q: A physicist's right eye is presbyopic (i.e.., farsighted). This eye can see clearly only beyond a…

A: Given data: The distance beyond which an eye can see clearly is D = 77 cm. The object distance is u…

Q: What should be the two radii of curvature of a +3.00 diopter thin lens, constructed of glass with n…

A: Solution:-Given thatPower of lens (P)=+3.00 DRefractive index (n)=1.520lens is equiconvex i.e.…

Q: An eyeball of a person is 2.10 cm from the cornea to the retina. A book held 30 cm from his eyes…

A:

Q: A 2.0-cm tall object is 15 cm in front of a converging lens that has a 20 cm focal length. Determine…

A: Hey dear this question is from optics I solved it as you say for  lens . Have a look

Q: If you want to examine the fine detail of an object with a magnifying glass with a power of 120.0…

A:

Q: If a glass converging lens is placed in water, its focal lengthin water will be (a) longer, (b)…

A: Glass converging lens

Q: Frank can see fine at long distances but now needs to hold a restaurant menu at 50.0 cm from his…

A: u = -(50-1.5) = -48.5 cm  v = -(25-1.5) = -23.5 cm

Q: A woman can see clearly with her right eye only whenobjects are between 45 cm and 135 cm away.…

A: Given,  For Upper part, Image distance, di=135 cm. For Lower part, Image distance, di=45 cm, object…

Q: The contact lens prescription for a mildly farsightedperson is 0.750 D, and the person has a near…

A: The near sight of the person is 29 cm, and the normal distance between the eye’s lens and retina is…