Description : If instead of 3.5 m, truck maintains a distance of 2 m, the image formed will be (a) real, erect and diminished (b) virtual, inverted and diminished (c) real, erect and enlarged (d) virtual, erect and diminished
Last Answer : (d) virtual, erect and diminished
Description : If a real object is placed just inside the focal point of a diverging lens, the image is (a) Virtual, erect and diminished (b) Real, inverted and enlarged (c) Real, inverted and diminished (d) Virtual, erect and enlarged
Last Answer : Ans:(a)
Description : Convex mirror always forms, an image : (a) Virtual, erect and enlarged enlarged (c) Virtual, erect and diminished (b) Virtual, inverted and (d) Real, erect and diminished
Last Answer : (c) Virtual, erect and diminished
Description : Which of the following statement describes the best about the nature of the image formed if Aditya shifts the candle towards the lens to 36 cm? (a) The nature of the image formed will be virtual, ... , erect and diminished. (d) The nature of the image formed will be real, inverted and diminished.
Last Answer : (b) The nature of the image formed will be virtual, erect and magnified.
Description : When we see an object, the image formed on the retina is – (1) Real and inverted (2) Real and erect (3) Virtual and erect (4) Virtual and inverted
Last Answer : (1) Real and inverted Explanation: The retina is the thin lightsensitive membrane lining the inner eyeballtowards the back of the eye. As our eye lens are convex in nature, they form mostly real ... message sent by the optic nerve are chemical impulses which turn them into erect images that we see.
Description : When we see an object, the image formed on the retina is (1) Real and inverted (2) Real and erect (3) Virtual and erect (4) Virtual and inverted
Last Answer : Real and inverted
Description : A microscope used in pathological laboratories forms – (1) magnified, virtual, erect, Image (2) diminished, real and erect image (3) Magnified, virtual and inverted image (4) Diminished, virtual and erect image
Last Answer : (3) Magnified, virtual and inverted image Explanation: A microscope is an instrument that produces a clear magnified image of an object viewed through it. A basic microscope is made up of two ... one a viewer sees. The final image is virtual and is inverted compared to the original object.
Description : A concave lens always forms an image which is – (1) Real and erect (2) Virtual and erect (3) Real and inverted (4) Virtual and inverted
Last Answer : (2) Virtual and erect Explanation: Concave lens possesses at least one surface that curves inwards. It is a diverging lens, spreading out those light rays that have been refracted through it. A concave ... is virtual, upright, and smaller than the object, and it cannot be projected onto a screen.
Description : The final image in a simple microscope is – (1) real, diminished and inverted (2) real, magnified and erect (3) virtual, magnified and erect (4) virtual, diminished and erect
Last Answer : (3) virtual, magnified and erect Explanation: A basic microscope is made up of two converging lenses. The first lens creates a real image which serves as the object for the second lens, and the ... a viewer sees. The final image is magnified, virtual and is inverted compared to the original object.
Description : The final image in a simple microscope is (1) real, diminished and inverted (2) real, magnified and erect (3) virtual, magnified and erect (4) virtual, diminished and erect
Last Answer : virtual, magnified and erect
Description : A microscope used in pathological laboratories forms (1) magnified, virtual, erect image (2) diminished, real and erect image (3) magnified, virtual and inverted image (4) diminished, virtual and erect image
Last Answer : magnified, virtual and inverted image
Description : A concave lens always forms an image which is (1) real and erect (2) virtual and erect (3) real and inverted (4) virtual and inverted
Last Answer : virtual and erect
Description : The real image formed by a spherical mirror is ____ relative to its object a. Erect b. Inverted c. Smaller d. Larger
Last Answer : d. Larger
Description : The real image formed by a spherical mirror is ____ relative to its object ∙ a. Erect ∙ b. Inverted ∙ c. Smaller ∙ d. Larger
Description : When the image formed by a convex mirror is compared to its object, the image is usually: w) erect and smaller x) inverted and imaginary y) real and inverted z) real and erect
Last Answer : ANSWER: W -- ERECT AND SMALLER
Description : A virtual image always appears: w) larger than object x) inverted y) erect z) same size as object
Last Answer : ANSWER: Y -- ERECT
Description : A real image always appears: w) larger than object x) inverted y) erect z) same size as object
Last Answer : ANSWER: X -- INVERTED
Description : A concave mirror forms real, inverted and enlarged image at infinity. Where is the object kept a) at F b)at C c)between F and C d)beyond C
Last Answer : a) at F
Description : The image of an object formed on the retina of the eye is - (1) virtual and upright (2) virtual and inverted (3) real and inverted (4) Real and upright
Last Answer : (3) real and inverted Explanation: Although the image is inverted the mental interpretation of the effect on the retina is as though it is erect.
Description : 3. Name the mirror that can give an erect and enlarged image of an object. -Physics-10
Last Answer : The mirror that can give an erect and enlarged image of an object is Concave Mirror.
Description : 2. The image formed by a concave mirror is observed to be virtual, erect and larger than the object. Where should be the position of the object? -Physics-10
Last Answer : (d) The position of the object should be between the pole of the mirror and its principal focus.
Description : When object is placed _______ in front of convex lens than image formed is virtual, erect, magnified and on same side beyond F . a) between optical centre and F b)At F c)between F and 2F d)2F
Last Answer : a) between optical centre and F
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 : Magnifying glasses are useful, because they create an enlarged: w) virtual image behind the actual object. x) real image behind the actual object. y) virtual image in front of the actual object. z) real image in front of the actual object.
Last Answer : ANSWER: W -- VIRTUAL IMAGE BEHIND THE ACTUAL OBJECT.
Description : A concave lens always forms a virtual, erect and ________ image . a) same b)magnified c)diminished d)none
Last Answer : c)diminished
Description : A convex lens has a focal length of 10 cm. At what distance from the lens should the object be placed so that it forms a real and inverted image 20 cm away from the lens? What would be the size of ... ? With the help of a ray diagram show the formation of the image by the lens in this case. -Physics
Last Answer : This is the Answe:
Description : Pick up the correct statement from the following: (A) In astronomical telescope, the rays from the object after refraction at the objective are brought to a focus before entering the eyepiece to produce ... the objective traversing through the eyepiece, is called line of sight (D) All the above
Last Answer : (D) All the above
Description : In case of convex lens when the image formed is real, inverted and same size as the object then the object should have been at ______ position of lens. a) infinity b)focus c)2F d)between F and 2F
Last Answer : c)2F
Description : An object nearer to a converging lens than its focal point always has a/an ______ image. a. Inverted b. The same in size c. Virtual d. Smaller size
Last Answer : c. Virtual
Description : An object farther from a converging lens than its focal point always has a/an _____ image. a. Inverted b. The same in size c. Virtual d. Smaller size
Last Answer : a. Inverted
Description : An object farther from a converging lens than its focal point always has an _______ image. A. virtual B. the same in size C. inverted D. smaller size
Last Answer : C. inverted
Description : An object nearer to a converging lens than its focal point always has a/an ______ image. ∙ a. Inverted ∙ b. The same in size ∙ c. Virtual ∙ d. Smaller size
Description : An object farther from a converging lens than its focal point always has a/an _____ image. ∙ a. Inverted ∙ b. The same in size ∙ c. Virtual ∙ d. Smaller size
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.
Last Answer : it forms smaller image as compared with object
Description : 2. A concave mirror produces three times magnified (enlarged) real image of an object placed at 10 cm in front of it. Where is the image located? -Physics-10
Last Answer : Magnification produced by a spherical mirror: Object distance (u) = – 10 cm v = 3 × (- 10) = – 30 cm Therefore, the negative sign indicates that an inverted image is formed in front of the given concave mirror at a distance of 30 cm.
Description : To create an enlarged real image using a concave mirror, the object must be placed: w) beyond the center of curvature. x) between the center and the focus. y) at the focus. z) closer than the focus.
Last Answer : ANSWER: X -- BETWEEN THE CENTER AND THE FOCUS.
Description : The image of an object formed in a plane mirror (a) is real (b) is virtual (c) can be obtained on screen (d) is slightly shorter than the object
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
Last Answer : Ans:(c)
Description : A concave lens can form a real and inverted image, when : (a) Object is placed at 2f (b) Object is placed beyond 2f (c) Object is placed between f and 2f (d) It can never form a real and
Last Answer : (d) It can never form a real and inverted image.
Description : 2. A convex lens forms a real and inverted image of a needle at a distance of 50 cm from it. Where is the needle placed in front of the convex lens if the image is equal to the size of the object? -Physics-10
Last Answer : The position of the image should be at 2F since the image is the real and same size. It is given that the image of the needle is formed at a distance of 50 cm from the convex lens. Therefore, the needle is ... (u) = - 50 cm Image distance, (v) = 50 cm Focal length = f According to the lens formula,
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.
Description : 5. No matter how far you stand from a mirror, your image appears erect. The mirror is likely to be -Physics-10
Last Answer : (d) The mirrors are likely to be either plane or convex
Description : Which of the following is NOT true?Image formed by reflection through a plane mirror is a.of same size b.same orientation c.is at same distance from the mirror d.virtual
Last Answer : b.same orientation
Description : A magnified virtual image can be formed by a ______.
Last Answer : A magnified virtual image can be formed by a ______. A. plane mirror B. concave mirror C. convex mirror D. All the above.
Description : A virtual image larger than the object can be formed by which mirror?
Last Answer : Concave mirror
Description : A virtual image can be formed by one or more of the following single mirrors? Identify them. w) plane mirror x) concave spherical mirror y) convex spherical mirror z) all of the above
Last Answer : ANSWER: Z -- ALL OF THE ABOVE (accept: A, B and C)
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 : Can a concave mirror produce a virtual and real image?
Last Answer : Need answer