Description : Convex mirror is generally used in - (1) solar cookers (2) opthalmoscope (3) reflector for head light (4) rear view mirror
Last Answer : (4) rear view mirror Explanation: Rear view mirrors of carsare convex mirrors as they enable the driver to see a wide area of the road behind the car. The convex mirror makes the rays of ... if they were coming from its focus, thereby produdcing a diminished virtual image which the driver can see.
Description : For the rear view, motorists use (a) plane mirror (b) concave mirror (c) convex mirror (d) cylindrical mirror
Last Answer : Ans:(c)
Description : In which of the following is a concave mirror used? (a) A solar cooker (b) A rear view mirror in vehicles (c) A safety mirror in shopping malls (d) In Viewing full size image of distant tall buildings.
Last Answer : Answer : (a)
Description : The rear view mirror of a motor vehicle is ----? A. Concave B. Plane C. Convex (Answer) D. Biconcave
Last Answer : C. Convex (Answer)
Description : The rear view mirror of a motor vehicle is _____ A. Concave B. Plane C. Convex D. Biconcave
Last Answer : ANSWER: C
Description : A rear-view mirror for driving is – (1) plain (2) concave (3) convex (4) inverted
Last Answer : (3) convex Explanation: The kind of mirror used in the rear-view mirror must be convex mirrors, because it creates smaller, yet still upright images. Concave mirrors would create an inverted image and ... make everything smaller so this allows the driver to see a greater range of things behind him.
Description : A rear-view mirror for driving is (1) plain (2) concave (3) convex (4) inverted
Last Answer : convex
Description : The type of mirror used in automobiles to see the traffic on the rear side is (1) Concave (2) Plano-Convex (3) Plane (4) Convex
Last Answer : Convex
Description : A dentist concave mirror has a radius of curvature of `30 cm`. How far must it be placed from a small cavity in order to get a virtual image magnified
Last Answer : A dentist concave mirror has a radius of curvature of `30 cm`. How far must it be placed from a ... order to get a virtual image magnified `5` times ?
Description : Linear magnification (m) produced by a rear view mirror fitted in vehicles : (a) is equal to one (b) is less than one (c) is more than one (d) can be more or less than one depending on the position of object
Last Answer : (b) is less than one
Description : What do you have hanging from your rear view mirror?
Last Answer : A butterfly air freshener
Description : Are people who have dreamcatchers hanging from the rear view mirror trying to be tribal, or are they actually sleeping in their cars?
Last Answer : I imagine it’s just decorative. But, who knows? I sleep in the bed of my truck sometimes. But I have Dr. J in the back window watching over me. (Thanks again evelyns_pet_zebra!)
Description : How not to drive with blocked rear-view mirror?
Last Answer : You can do everything you need to do if you have a passenger side mirror. Also consider a convex mirror which you can adhere to your drivers side mirror. This will give you a greater range of vision.
Description : 4. Why do we prefer a convex mirror as a rear-view mirror in vehicles? -Physics-10
Last Answer : Convex mirror is preferred as a rear-view mirror in cars and vehicles as it gives a wider field of view, which helps the driver to see most of the traffic behind him. Convex mirrors always form an erect, virtual, and diminished image of the objects placed in front of it.
Description : A convex mirror makes a good rear-view mirror for a car. Why? -Do You Know?
Last Answer : answer:
Description : Which mirror is used to give a rear view in trains? -General Knowledge
Description : A convex mirror makes a good rear-view mirror for a car. Why?
Last Answer : – It forms erect, reduced images
Description : Convex mirrors are used as a rear view mirror in motor cycles because (1) it forms real image (2) it forms erect (upright) image (3) it forms smaller image as compared with object (4) All of the above
Last Answer : (3) it forms smaller image as compared with object Explanation: It is because image formed by an convex mirror is always virtual, erect and smaller than the object.
Description : Which mirror is used as a rear view mirror in vehicles?
Last Answer : It forms erect, reduced images
Description : How to Replace Your Car’s Rear View Mirror
Last Answer : How to Replace Your Car's Rear View Mirror Want to replace your car's rear view mirror and save some cash in the process? Do it on your own! Don't wait around for someone to replace it. ... the mirror is attached to the button. Leave it to settle more for another hour, and then adjust accordingly.
Last Answer : it forms smaller image as compared with object
Description : Magnifying Glass is basically a – (1) Plano-concave lens (2) Concave lens (3) Convex lens (4) Cylindrical lens
Last Answer : (3) Convex lens Explanation: A magnifying glass is a convex lens that is used to produce a magnified image of an object. The magnification of a magnifying glass depends upon where it is placed between the user's eye and the object being viewed, and the total distance between them.
Description : Magnifying Glass is basically a (1) Plano-concave lens (2) Concave lens (3) Convex lens (4) Cylindrical lens
Last Answer : Convex lens
Description : You want to put up a mirror at a blind corner in a building. Which of the following will give you the largest field of view? Is it a: w) convex mirror x) concave mirror y) cylindrical mirror z) plane mirror
Last Answer : ANSWER: W -- CONVEX MIRROR
Description : In an ideal case, if a point source of light is placed at the focal point in front of a concave reflector, where will the image form?
Last Answer : ANSWER: WILL NOT FORM or FORMS AT INFINITY
Description : Why is concave mirror used and not convex mirror? (a) because concave mirror can give real image. (b) because convex mirror can give real image. (c) because concave mirror cannot give real image. (d) because convex mirror cannot give virtual image.
Last Answer : (a) because concave mirror can give real image.
Description : What is the midpoint of the reflector surface of a spherical mirror called ?
Last Answer : The center point of the reflecting surface of a spherical mirror is called pole.
Description : What is the largest field of view achievable by a magnifying lens system when the observer is not peering through a peephole?
Last Answer : answer:You just described a basic view camera. Light comes through the lens and is projected upon a glass freznal at the rear. The angle of view is determined by the lens choice on the front. This ... digital chip. Click the images to see the incredible detail. These images are 2-6 gigabyte each.
Description : The type of minor used in automobiles to see the traffic on the rear side is – (1) Concave (2) Plano-Convex (3) Plane (4) Convex
Last Answer : (4) Convex Explanation: Convex mirrors are used as rear view mirrors in automobiles to see the traffic on the rear side. A convex mirror always produces an erect image of the objects. The image formed in ... the object, due to which a convex mirror gives a wide field of view of the traffic behind.
Description : Which end of the disc harrow penetrates deeply a) Concave b) Convex c) Rear d) Front
Last Answer : a) Concave
Description : Which end of disc harrow tends to penetrate more deeply a) Concave b) Convex c) Rear d) Front
Description : Blades of disc harrow are sharpened from the_______ side penetrate more readily than blades sharpened from the__________ side a) convex, concave c) concave, convex b) Front, rear d) Rear, front
Last Answer : c) concave, convex
Description : A concave lens focal length 10 cm is placed on the axis of concave mirror of 10 cm radius at a distance of 5 cm from the mirror. An object is placed s
Last Answer : A concave lens focal length 10 cm is placed on the axis of concave mirror of 10 cm radius ... the object itself. Determine the position of the object.
Description : An object is placed at a distance of 12 cm in front of a concave mirror of radius of curvature 30 cm. List four characteristics of the image formed by the mirror. -Science
Last Answer : Here, radius of curvature of concave mirror, R = 30 cm. Therefore, focal length of the mirror, f = R/2 = 30/2 = 15 cm Also, object distance, u = 12 cm Hence, knowing the focal length of mirror and ... (i) Erect (ii) Larger in size than that of the object (iii) Virtual and (iv) Behind the mirror.
Description : A concave mirror of focal length 15 cm can form a magnified, erect as well as inverted image of an object placed in front of it." Justify this statement stating the position of the object with respect to the pole of the mirror in both the cases for obtaining the images. -Science
Last Answer : For magnified and erect image the object is placed between pole P and focus F. For magnified and inverted image the object is placed either at focus or anywhere between F and C.
Description : What type of mirror is used by motorists to see the road behind them? (a) Convex (b) Concave (c) Plane (d) Concave-convex
Last Answer : Ans:(a)
Description : The type of mirror used in the headlamps of cars is the (a) plane mirror (b) spherical convex mirror (c) spherical concave mirror (d) parabolic concave mirror
Last Answer : Ans:(d)
Description : A dentist’s mirror is a (a) cylindrical mirror (b) plane mirror (c) none of these (d) concave mirror
Description : Which of the following can be used as a burning glass? (a) Plane mirror (b) Convex mirror (c) Concave lens (d) Concave mirror
Description : What type of mirror can be used to obtain the real image of an object? (a) Plane mirror (b) Concave mirror (c) Convex mirror (d) No mirror can produce a real image
Last Answer : Ans:(b)
Description : A concave mirror produces a real, inverted image of the same size of the object. Then, the object is at a distance (a) Less than f from the mirror (b) Equal to f from the mirror (c) Equal to 2f from the mirror (d) Larger than 2F from the mirror where f is the focal length of the mirror
Description : The Mirror used in the Automobiles are------? A. Concave B. Convex (Answer) C. Plains D. Reflective
Last Answer : B. Convex (Answer)
Description : An object is placed at focus of a concave mirror, image will be formed at : (a) focus (b) between F and C (c) beyond C (d) at infinity
Last Answer : (d) at infinity
Description : If the radius of curvature of concave mirror is 12 cm. Then, the focal length will be : (a) 12 cm (b) 6 cm (c) -24 cm (d) -6 cm
Last Answer : (b) 6 cm
Description : A boy is standing in front of and close to a special mirror. He finds the image of his head bigger than normal, the middle part of his body of the same size, and his legs smaller than normal. The ... , Plane, Concave (b) Plane, Convex, Concave (c) Concave, Plane, Convex (d) Convex, Concave, Plan
Last Answer : (c) Concave, Plane, Convex
Description : A real image of an object is to be obtained. The mirror required for this purpose is : (a) convex mirror (b) concave mirror (c) plane mirror (d) either convex or concave mirror
Last Answer : (c) plane mirror
Description : 14. An object 2 cm in size is placed 30 cm in front of a concave mirror of focal length 15 cm. At what distance from the mirror should a screen be placed in order to obtain a sharp image? What will be the nature and the size of the -Chemistry-10
Last Answer : Answer. hope this helps you
Description : 15. An object of size 7.0 cm is placed at 27 cm in front of a concave mirror of focal length 18 cm. At what distance from the mirror should a screen be placed so that a sharply focused image can be obtained? Find the size and nature of the image. -Physics-10
Last Answer : Object distance (u) = – 27 cm Object height (h) = 7 cm Focal length (f) = – 18 cm According to the mirror formula, The negative value of image height indicates that the image formed is inverted.
Description : We wish to obtain an erect image of an object, using a concave mirror of focal length 15 cm. What should be the range of distance of the object from the mirror? -Physics-10
Last Answer : Range of the distance of the object = 0 to 15 cm from the pole of the mirror. Nature of the image = virtual, erect, and larger than the object.