Distant objects are visible as a little out of focus in this condition : (1) presbiopia (2) hypermetropia (3) astigmatism (4) myopia

Distant objects are visible as a little out of focus in this condition : (1) presbiopia (2) hypermetropia (3) astigmatism (4) myopia
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Distant objects are visible as a little out of focus in this condition – (1) presbiopia (2) hypermetropia (3) astigmatism (4) myopia

Description : Distant objects are visible as a little out of focus in this condition – (1) presbiopia (2) hypermetropia (3) astigmatism (4) myopia

Last Answer : (4) myopia Explanation: Myopia, also known as nearsightedness and short-sightedness, is a condition of the eye where the light that comes in does not directly focus on the retina but in front of it, causing ... at a distant object to be out of focus, but in focus when looking at a close object.

______ is the defect which occurs in eye due to excessive curvature of cornea and person is not able to see distant objects clearly . a)myopia b)hypermetropia c)squint d)cataract

Description : ______ is the defect which occurs in eye due to excessive curvature of cornea and person is not able to see distant objects clearly . a)myopia b)hypermetropia c)squint d)cataract

Last Answer : a)myopia

Cylindrical lens is used by a person suffering from - (1) astigmatism (2) myopia (3) hypermetropia (4) None of these

Description : Cylindrical lens is used by a person suffering from - (1) astigmatism (2) myopia (3) hypermetropia (4) None of these

Last Answer : (1) astigmatism Explanation: A cylindrical lens is typically used to focus, condense or expand incoming light. A cylindrical lens has one cylindrical surface, causing light to be focused in a single dimension or axis.

Distant objects are visible as a little out of focus in the condition:

Description : Distant objects are visible as a little out of focus in the condition:

Last Answer : Myopia

Among the defects of eye, the shortsightedness is called - (1) coma (2) hypermetropia (3) myopia (4) astigmatism

Description : Among the defects of eye, the shortsightedness is called - (1) coma (2) hypermetropia (3) myopia (4) astigmatism

Last Answer : (3) myopia Explanation: Myopia, commonly known as being nearsighted and shortsighted. It is a condition of the eye where the light that comes in does not directly focus on the retina but in ... . It may also be corrected by refractive surgery, though there are cases of associated side effects.

Among the defects of eye, the shortsightedness is called (1) coma (2) hypermetropia (3) myopia (4) astigmatism

Description : Among the defects of eye, the shortsightedness is called (1) coma (2) hypermetropia (3) myopia (4) astigmatism

Last Answer : myopia

Ability of the eye to see objects at all distances is called (a) Binocular vision (b) Myopia (c) Hypermetropia (d) Accommodation

Description : Ability of the eye to see objects at all distances is called (a) Binocular vision (b) Myopia (c) Hypermetropia (d) Accommodation

Last Answer : Ans:(d)

A man cannot see clearly beyond 10 meters. The disease he suffers from : (1) Far sight (2) Myopia (3) Cataract (4) Hypermetropia

Description : A man cannot see clearly beyond 10 meters. The disease he suffers from : (1) Far sight (2) Myopia (3) Cataract (4) Hypermetropia

Last Answer : (2) Myopia Explanation: The man suffers from myopia, a vision condition in which close objects are seen clearly, but objects farther away appear blurred. Nearsightedness occurs if the eyeball is too ... a result, the light entering the eye isn't focused correctly and distant objects look blurred.

A man cannot see clearly beyond 10 meters. The disease he suffers from : (1) Far sight (2) Myopia (3) Cataract (4) Hypermetropia

Description : A man cannot see clearly beyond 10 meters. The disease he suffers from : (1) Far sight (2) Myopia (3) Cataract (4) Hypermetropia

Last Answer : Myopia

Myopia is the same as (1) Near sightedness (2) Astigmatism (3) Presbyopia (4) Long sightedness

Description : Myopia is the same as (1) Near sightedness (2) Astigmatism (3) Presbyopia (4) Long sightedness

Last Answer : Near sightedness 

A far-sighted person, without optical correction, is typically able to see nearby objects more clearly in bright light. The reason for this phenomena is: w) bright light provides better illumination. x) the pupil of the eye narrows which increases the depth of focus. y) the pupil of the eye widens which increases the depth of focus. z) the bright light causes squinting which flattens the eyeball which tends to correct the far-sighted condition.

Description : A far-sighted person, without optical correction, is typically able to see nearby objects more clearly in bright light. The reason for this phenomena is: w) bright light provides better ... bright light causes squinting which flattens the eyeball which tends to correct the far-sighted condition.

Last Answer : ANSWER: X -- THE PUPIL OF THE EYE NARROWS WHICH INCREASES THE DEPTH OF FOCUS

The person suffering from “myopia” cannot see the objects at: (1) Near distance (2) Longer distance (3) any distance (4) Close to eye

Description : The person suffering from “myopia” cannot see the objects at: (1) Near distance (2) Longer distance (3) any distance (4) Close to eye

Last Answer : (2) Longer distance Explanation: Nearsightedness, also known as myopia, is a common type of refractive error where close objects appear clearly, but distant objects appear blurry.

If we are looking into the past when we look at distant stars, doesn't that mean that when we look at objects in everyday life we see them as they were a moment ago?

Description : If we are looking into the past when we look at distant stars, doesn't that mean that when we look at objects in everyday life we see them as they were a moment ago?

Last Answer : Strictly speaking, yes, that’s true. Light is a physical stuff that takes time to travel. Of course, the delay is so small it’s only worth taking into account with things as insanely far away as stars, and maybe the other planets.

The instrument used to see the distant objects on the Earth is – (1) Terrestrial telescope (2) Astronomical telescope (3) Compound microscope (4) Simple microscope

Description : The instrument used to see the distant objects on the Earth is – (1) Terrestrial telescope (2) Astronomical telescope (3) Compound microscope (4) Simple microscope

Last Answer : (1) Terrestrial telescope Explanation: A telescope assists the eye chiefly in two way by enlarging the visual angle under which a distant object is seen, and thus magnifying that object; ... organ, thus rendering objects distinct and visible which would otherwise be indistinct and or invisible.

A colour-blind person cannot – (1) See distant objects (2) See black colour (3) Distinguish between certain colours (4) Have persistence of vision

Description : A colour-blind person cannot – (1) See distant objects (2) See black colour (3) Distinguish between certain colours (4) Have persistence of vision

Last Answer : (3) Distinguish between certain colours Explanation: Colour blindness or colour vision deficiency is the inability or decreased ability to see coluor, or perceive colour differences, under normal lighting ... to the optic nerve. This type of colour blindness is usually a sex-linked condition.

A person wears spectators with concave lenses. It means that normally (when not using glasses), the image of distant objects is focused in his eyes – (1) behind the retina (2) in front of the retina (3) on the retina (4) on the blind spot

Description : A person wears spectators with concave lenses. It means that normally (when not using glasses), the image of distant objects is focused in his eyes – (1) behind the retina (2) in front of the retina (3) on the retina (4) on the blind spot

Last Answer : (2) in front of the retina Explanation: A concave lens is used to correct short-sightedness (myopia). In myopia, images are formed in front of the retina, resulting in a blurred image. This ... relatively too long or the refractive powers of the cornea and lens of the eye are relatively too strong.

A person wears spectates with concave lenses. It means that normally (when not using glasses), the image of distant objects is focussed in his eyes (1) behind the retina (2) in front of the retina (3) on the retina (4) on the blind spot

Description : A person wears spectates with concave lenses. It means that normally (when not using glasses), the image of distant objects is focussed in his eyes (1) behind the retina (2) in front of the retina (3) on the retina (4) on the blind spot

Last Answer : in front of the retina

The instrument used to see the distant objects on the Earth is (1) Terrestrial telescope (2) Astronomical telescope (3) Compound microscope (4) Simple microscope

Description : The instrument used to see the distant objects on the Earth is (1) Terrestrial telescope (2) Astronomical telescope (3) Compound microscope (4) Simple microscope

Last Answer : Terrestrial telescope

A colour-blind person cannot (1) see distant objects (2) see black colour (3) distinguish between certain colours (4) have persistence of vision

Description : A colour-blind person cannot (1) see distant objects (2) see black colour (3) distinguish between certain colours (4) have persistence of vision

Last Answer : distinguish between certain colours

Marketing planning is a continuous process because A)marketing activities must parallel those of competitors. B)the time frame of plans must co -ordinate with the time frame of marketing controls. C)to have effective control, new control processes must be introduced. D)plans must be changed as forces in the marketing environment change. E)marketing managers tend to develop marketing myopia and focus on short -term plans.

Description : Marketing planning is a continuous process because A)marketing activities must parallel those of competitors. B)the time frame of plans must co -ordinate with the time frame of marketing controls. C ... change. E)marketing managers tend to develop marketing myopia and focus on short -term plans.

Last Answer : E)marketing managers tend to develop marketing myopia and focus on short -term plans.

For locating a distant object visible from two transit stations, the method usually preferred to, is (A) Angles and distances from transit stations (B) Angles from two transit stations (C) Distance from two transit stations (D) Angle from one transit station and distance from the other

Description : For locating a distant object visible from two transit stations, the method usually preferred to, is  (A) Angles and distances from transit stations  (B) Angles from two transit stations  ... from two transit stations  (D) Angle from one transit station and distance from the other 

Last Answer : (B) Angles from two transit stations 

For a person having hypermetropia, the near point is – (1) greater than 25 cm (2) greater than 50 cm (3) less than 25 cm (4) infinity

Description : For a person having hypermetropia, the near point is – (1) greater than 25 cm (2) greater than 50 cm (3) less than 25 cm (4) infinity

Last Answer : (1) greater than 25 cm Explanation: For a hyper-metropic eye ,the near points shift away from the eye Le. farther away from the normal near point (25cm). In a hypermetropic eye, the light ... behind the retina. Here a person sees well for distance but near vision is difficult and causes strain.

Hypermetropia or longsight can be corrected by using : (1) Bifocal lenses (2) Cylindrical lenses (3) Concave lenses (4) Convex lenses

Description : Hypermetropia or longsight can be corrected by using : (1) Bifocal lenses (2) Cylindrical lenses (3) Concave lenses (4) Convex lenses

Last Answer : Convex lenses

For a person having hypermetropia, the near point is (1) greater than 25 cm (2) greater than 50 cm (3) less than 25 cm (4) infinity

Description : For a person having hypermetropia, the near point is (1) greater than 25 cm (2) greater than 50 cm (3) less than 25 cm (4) infinity

Last Answer :  greater than 25 cm

The instrument used to see the distant objects on the earth is –

Description : The instrument used to see the distant objects on the earth is –

Last Answer : Terrestrial Telescope

While working on a plane table, the correct rule is: (A) Draw continuous lines from all instrument stations (B) Draw short rays sufficient to contain the points sought (C) Intersection should be obtained by actually drawing second rays (D) Take maximum number of sights as possible from each station to distant objects

Description : While working on a plane table, the correct rule is: (A) Draw continuous lines from all instrument stations (B) Draw short rays sufficient to contain the points sought (C) Intersection ... drawing second rays (D) Take maximum number of sights as possible from each station to distant objects

Last Answer : (B) Draw short rays sufficient to contain the points sought

A person who can see distant objects clearly but cannot see nearby objects distinctly is suffering from which eye disease?

Description : A person who can see distant objects clearly but cannot see nearby objects distinctly is suffering from which eye disease?

Last Answer : Hypermetropia.

Radar is used to (1) locate submerged submarines. (2) receive signal from radio receivers. (3) detect and locate distant objects. (4) locate geostationary satellites.

Description : Radar is used to (1) locate submerged submarines. (2) receive signal from radio receivers. (3) detect and locate distant objects. (4) locate geostationary satellites.

Last Answer :  detect and locate distant objects

Which one of the following lenses should be used to correct the defect of astigmatism? (1) Cylindrical lens (2) Concave lens (3) Convex lens (4) Bifocal lens

Description : Which one of the following lenses should be used to correct the defect of astigmatism? (1) Cylindrical lens (2) Concave lens (3) Convex lens (4) Bifocal lens

Last Answer : (1) Cylindrical lens Explanation: Astigmatism is an optical defect in which vision is blurred due to the inability of the optics of the eye to focus a point object into a sharp focused image ... lens, and cannot be corrected by standard spectacle lenses, but can be corrected by contact lenses.

Which one of the following is used to remove Astigmatism for a human eye? (1) Concave lens (2) Convex lens (3) Cylindrical lens (4) Prismatic lens

Description : Which one of the following is used to remove Astigmatism for a human eye? (1) Concave lens (2) Convex lens (3) Cylindrical lens (4) Prismatic lens

Last Answer : (3) Cylindrical lens Explanation: A cylindrical lens is a lens which focuses light into a line instead of a point, as a spherical lens would.

Which one of the following lenses should be used to correct the defect of astigmatism ? (1) Cylindrical lens (2) Concave lens (3) Convex lens (4) Bifocal lens

Description : Which one of the following lenses should be used to correct the defect of astigmatism ? (1) Cylindrical lens (2) Concave lens (3) Convex lens (4) Bifocal lens

Last Answer : Cylindrical lens

What type of lens is used to correct vision of a person suffering from Myopia? (1) Convex lens (2) Concave lens (3) Crossed lens (4) Cylindrical lens

Description : What type of lens is used to correct vision of a person suffering from Myopia? (1) Convex lens (2) Concave lens (3) Crossed lens (4) Cylindrical lens

Last Answer : (2) Concave lens Explanation: Near-sightedness, also known as short-sightedness and myopia, is a condition of the eye where light focuses in front of, instead of on, the retina. This causes distant objects to be blurry while close objects appear normal.

Persons suffering from myopia are advised to use – (1) convex lens (2) concave lens (3) piano-convex lens (4) plano-concave lens

Description : Persons suffering from myopia are advised to use – (1) convex lens (2) concave lens (3) piano-convex lens (4) plano-concave lens

Last Answer : (2) concave lens Explanation: A concave lens is used to correct short-sightedness (myopia). In myopia, images are formed in front of the retina, resulting in a blurred image. This occurs when the ... too long or the refractive powers of the cornea and lens of the eye are relatively too strong.

What type of lens is used to correct vision of a person suffering from Myopia? (1) Convex lens (2) Concave lens (3) Crossed lens (4) Cylindrical lens

Description : What type of lens is used to correct vision of a person suffering from Myopia? (1) Convex lens (2) Concave lens (3) Crossed lens (4) Cylindrical lens

Last Answer :  Concave lens

Persons suffering from myopia are advised to use (1) convex lens (2) concave lens (3) plano-convex lens (4) plano-concave lens

Description : Persons suffering from myopia are advised to use (1) convex lens (2) concave lens (3) plano-convex lens (4) plano-concave lens

Last Answer : concave lens

Answer the following S. No Statement Chose the correct answer OR Fill-in-the-blanks 1 Fyrite measures CO2, O2 and SO2 True/False 2 Ultrasonic Flow Meter uses the principle of____& ____ Fill in the blanks 3 Non Contact Infrared Thermometer cannot measure temperature of objects placed in hazardous places True/False 4 To measure the RPM of a Flywheel, ______ type of RPM meter is used and for a visible shaft-end _______ type of RPM meter is used. Fill in the blanks 5 In a switch yard, _____ instrument is used to identify the loose joints and terminations Fill in the blanks 6 Every Designated Consumer shall have its first energy audit conducted by ________ Energy Auditor within ______ months of

Description :  Answer the following S. No Statement Chose the correct  answer OR Fill-in-the-blanks 1 Fyrite measures CO2, O2 and SO2 True/False 2 Ultrasonic Flow Meter uses the principle of____& ____ Fill in the ... of RPM  meter is used and for a visible shaft-end _______ type of  RPM meter is used.

Last Answer : Sr  No Statement Chose the correct  answer OR Fill-in-the-blanks Solution 1 Fyrite measures CO2, O2 and  SO2 True/False False 2 Ultrasonic Flow Meter uses the  principle of____& ____ ... ]  10 In a gasification system the  reduction zone is above the  combustion zone True/False False

Resolving power is the ability of a microscope to a. Estimate cell size. b. Magnify an image. c. See two close objects as separate. d. Keep objects in focus.

Description : Resolving power is the ability of a microscope to a. Estimate cell size. b. Magnify an image. c. See two close objects as separate. d. Keep objects in focus.

Last Answer : d. Keep objects in focus.

Which of the following terms refers to the decrease in lens flexibility that occurs with age, resulting in the near point of focus getting farther away? a) Presbyopia Presbyopia usually begins in the fifth decade of life, when reading glasses are required to magnify objects. b) Presbycusis Presbycusis refers to age-related hearing loss. c) Cataract Cataract is the development of opacity of the lens of the eye. d) Glaucoma Glaucoma is a disease characterized by increased intraocular pressure.

Description : Which of the following terms refers to the decrease in lens flexibility that occurs with age, resulting in the near point of focus getting farther away? a) Presbyopia Presbyopia usually begins in ... lens of the eye. d) Glaucoma Glaucoma is a disease characterized by increased intraocular pressure.

Last Answer : a) Presbyopia Presbyopia usually begins in the fifth decade of life, when reading glasses are required to magnify objects.

If the objects focus on the problem domain, then we are concerned with (A) Object Oriented Analysis. (B) Object Oriented Design (C) Object Oriented Analysis & Design (D) None of the above

Description : If the objects focus on the problem domain, then we are concerned with (A) Object Oriented Analysis. (B) Object Oriented Design (C) Object Oriented Analysis & Design (D) None of the above

Last Answer : (A) Object Oriented Analysis.

For a person having hypermetropia, the near point is ______. (1) Greater than 20cm (2) Lesser than 25cm (3) Greater than 25cm (4) Lesser than 30cm

Description : For a person having hypermetropia, the near point is ______. (1) Greater than 20cm (2) Lesser than 25cm (3) Greater than 25cm (4) Lesser than 30cm

Last Answer : (3) Greater than 25cm Explanation: The near point of a person suffering from hypermetropia is 75 cm. calculate. The near point of a person suffering from hypermetropia is 75 cm. Calculate the focal length ... lens required to enable him to read the newspaper which is kept at 25 cm from the eye.

Give reason: A convex lens is used to correct hypermetropia.

Description : Give reason: A convex lens is used to correct hypermetropia.

Last Answer : In a hypermetropic eye, light is focused behind the retina. A convex lens will force it to form on the retina. Hence a convex lens is used to correct hypermetropia.

Rajat has hypermetropia. What type of lens will be the ophthalmologist recommend to correct his vision?

Description : Rajat has hypermetropia. What type of lens will be the ophthalmologist recommend to correct his vision?

Last Answer : Convex

The scientist who first sent electromagnetic waves to distant places is – (1) James Clerk Maxwell (2) Heinrich Hertz (3) Thomas Alva Edison (4) John Logie Baird

Description : The scientist who first sent electromagnetic waves to distant places is – (1) James Clerk Maxwell (2) Heinrich Hertz (3) Thomas Alva Edison (4) John Logie Baird

Last Answer : (3) Thomas Alva Edison Explanation: Radio is the transmission of single through free space by electromagnetic radiation of a frequency significantly below that of visible light, in the radio frequency range, from about 30 kHz to 300 GHz. Those waves are called radio waves.

The scientist who first sent electromagnetic waves to distant places is (1) James Clerk Maxwell (2) Heinrich Hertz (3) Thomas Alva Edison (4) John Logie Baird

Description : The scientist who first sent electromagnetic waves to distant places is (1) James Clerk Maxwell (2) Heinrich Hertz (3) Thomas Alva Edison (4) John Logie Baird

Last Answer : Thomas Alva Edison

How long after I have had vertigo is it safe to wear my new glasses? 1st time ever wearing glasses and I have astigmatism?

Description : How long after I have had vertigo is it safe to wear my new glasses? 1st time ever wearing glasses and I have astigmatism?

Last Answer : That’s a good question. I don’t know much about vertigo. But, I know with my glasses I cannot walk when I wear them becuase the floor is in the wrong place. I would guess if you tend to spin that kind of thing might be discombobulating. But, I don’t know if it could be a trigger.

Do you have an astigmatism and wear contacts?

Description : Do you have an astigmatism and wear contacts?

Last Answer : answer:Yes. I've got really bad vision and an astigmatism and have worn contacts for years. They are getting much better and the ones I've been the happiest with have been the Acuvue Oasys. They ... Hopefully you won't need Toric lenses, but I've heard those are really comfortable these days, too.

Can (or should) someone with a slight astigmatism get contacts?

Description : Can (or should) someone with a slight astigmatism get contacts?

Last Answer : answer:There are contacts that correct for astigmatism but they can be irritating-they're weighted, so that they stay aligned on a vertical axis, and in theory, they shift slightly with each blink. I never ... fine, especially if you're only wearing them while running. It wasn't a big deal for me.

Do i need to wear glasses for a while before getting contacts for my astigmatism?

Description : Do i need to wear glasses for a while before getting contacts for my astigmatism?

Last Answer : answer:I have an astigmatism and I own both glasses and contacts. There is no real reason you can't start with the contacts, but you will want to buy a back-up pair of glasses anyway ( ... just a year's supply of disposable contact lenses - even if they are the specialized contacts for astigmatism.

Which is used to remove astigmatism for a human eye? -Do You Know?

Description : Which is used to remove astigmatism for a human eye? -Do You Know?

Last Answer : answer:

What are Symptoms of astigmatism How to treat astigmatism?

Description : What are Symptoms of astigmatism How to treat astigmatism?

Last Answer : What does astigmatism meanA type of visual impairment. Due to the irregular curvature of the cornea or lens surface in the eyeball, the focal point formed by the ... The refractive index variesSymptoms of astigmatism1.Decreased vision2.Asthenopia3.Compensation for head position and squinting