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

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
by

1 Answer

Answer :

a) between optical centre and F
by

Related questions

An object is placed beyond 2F, in front of a convex lens, image will be formed : (a) between F and 2F (b) at focus (c) at the centre of curvature (d) between focus and Optical centre

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Last Answer : (a) between F and 2F

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

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Last Answer : c)2F

A concave lens always forms a virtual, erect and ________ image . a) same b)magnified c)diminished d)none

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Last Answer : c)diminished

Draw the ray diagram in each case to show the position and nature of the image formed when the object is placed: (i) at the centre of curvature of a concave mirror (ii) between the pole P and focus F of a concave mirror (iii) in front of a convex mirror (iv) at 2F of a convex lens (v) in front of a concave lens -Physics

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Last Answer : Answer. Nature of image: Real, inverted and same size image is formed at the centre of curvature. Nature of image: Virtual, enlarged and erect image is formed behind the mirror. Nature of image: Virtual ... : Virtual, erect and diminished image is formed between O and F on the same side of object.

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

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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

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Last Answer : (d) It can never form a real and inverted image.

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, inverted and magnified. (b) The nature of the image formed will be virtual, erect and magnified. (c) 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.

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Last Answer : (b) The nature of the image formed will be virtual, erect and magnified.

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

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When beam of parallel rays of light falls on _______ then all the rays of light converge . a) convex lens b)concave lens c)plain mirror d)plano concave lens

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The size of the image formed by a plane mirror is a) bigger than the object b)same as object c)smaller than the object d)far away from the object .

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Last Answer : b)same as object

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

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Last Answer : Ans:(a)

The phenomenon of interchange of the left side and right side between the object and its image is called_________. a) reflection b)refraction c)dispersion d)lateral inversion

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Last Answer : d)lateral inversion

A convex lens is placed on an optical bench and is moved till it gives a real image of an object at a minimum distance of 80 cm from the latter. Find

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The distance of the object from the plain mirror is 1.5 cm . What will be the total distance between the object and its image. a) 1.5cm b)3cm c)2.5cm d)1cm

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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

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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.

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

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.

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

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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

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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

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3. Where should an object be placed in front of a convex lens to get a real image of the size of the object? -Physics-10

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15. An object 2 cm high is placed at a distance of 64 cm from a white screen. On placing a convex lens at a distance of 32 cm from the object it is found that a distinct image of the object is formed on the screen. What is the focal length of the conve -Chemistry-10

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12. Draw ray diagrams to represent the nature, position and relative size of the image formed by a convex lens for the object placed: -Chemistry-10

Description : 12. Draw ray diagrams to represent the nature, position and relative size of the image formed by a convex lens for the object placed: -Chemistry-10

Last Answer : Answer. hope this helps you

2. An object 50 cm tall is placed on the principal axis of a convex lens. Its 20 cm tall image is formed on the screen placed at a distance of 10 cm from the lens. Calculate the focal length of the lens. [All India] -Chemistry-10

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Last Answer : this is the answer for the respected question

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 the image formed if the object is 2 cm high? With the help of a ray diagram show the formation of the image by the lens in this case. -Physics

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Last Answer : This is the Answe:

An object 2 cm high is placed at a distance of 64 cm from a white screen. On placing a convex lens at a distance of 32 cm from the object it is found that a distinct image of the object is formed on the screen. What is the focal length of the convex lens and size of the image formed on the screen? Draw a ray diagram to show the formation of the image in this position of the object with respect to the lens. -Physics

Description : An object 2 cm high is placed at a distance of 64 cm from a white screen. On placing a convex lens at a distance of 32 cm from the object it is found that a distinct image of the object ... diagram to show the formation of the image in this position of the object with respect to the lens. -Physics

Last Answer : Since, object-screen distance is double of object-lens separation, the object is at a distance of 2f from the lens and the image should be of the same size of the object.

An object 50 cm tall is placed on the principal axis of a convex lens. Its 20 cm tall image is formed on the screen placed at a distance of 10 cm from the lens. Calculate the focal length of the lens. -Physics

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Last Answer : The focal length' of convex length is 7.14 cm. Solution: The given quantities are Height of the object h = 50 cm Height of the image formed h' = -20 cm Image distance v = 10 cm The image ... object distance will be So the focal length will be Thus the focal length of the convex lens is 7.14 cm

An object is placed on the principal axis of a convex lens of focal length 10 cm. If the distance of the object from the lens is 30 cm, what is the distance of the image formed? (1) 20 cm (2) 15 cm (3) 30 cm (4) 10 cm

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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

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Last Answer : b)focal length

147 A ray directed towards the centre of curvature of a spherical mirror a) become parallel to principal axis b)retraces its path c)appears to diverge from focus d)passes through focus.

Description : 147 A ray directed towards the centre of curvature of a spherical mirror a) become parallel to principal axis b)retraces its path c)appears to diverge from focus d)passes through focus.

Last Answer : b)retraces its path

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

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Last Answer : (d) The position of the object should be between the pole of the mirror and its principal focus.

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

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Last Answer : (d) at infinity

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

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.

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

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 

If f1 and f2 are the distances from the optical centre of a convex lens of focal length to conjugate two points P1 and P2 respectively, the following relationship holds good (A) f = f1 + f2 (B) f = ½ (f1 + f2) (C) 1/f = 1/f1 + 1/f2 (D) None of these

Description : If f1 and f2 are the distances from the optical centre of a convex lens of focal length to conjugate two points P1 and P2 respectively, the following relationship holds good (A) f = f1 + f2 (B) f = ½ (f1 + f2) (C) 1/f = 1/f1 + 1/f2 (D) None of these

Last Answer : (C) 1/f = 1/f1 + 1/f2

We can see non luminous object ,when the light a) emitted by the object falls on the eye . b) is reflected from the object towards eye . c) completely passes through the object . d) gets completely absorbed by object .

Description : We can see non luminous object ,when the light a) emitted by the object falls on the eye . b) is reflected from the object towards eye . c) completely passes through the object . d) gets completely absorbed by object .

Last Answer : b) is reflected from the object towards eye .

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

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

The white light after falling on prism gets split into seven colours due to _______ of light. a) reflection b)refraction c)dispersion d)bend

Description : The white light after falling on prism gets split into seven colours due to _______ of light. a) reflection b)refraction c)dispersion d)bend

Last Answer : c)dispersion

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

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 ?

A what distance must an object be placed from convex lens of power 4D to obtain a real image three times the size of the object ?

Description : A what distance must an object be placed from convex lens of power 4D to obtain a real image three times the size of the object ?

Last Answer : A what distance must an object be placed from convex lens of power 4D to obtain a real image three times the size of the object ?

At what distance should an object be placed from a convex lens of focal langth `15 cm` to obtain an image three times the size of the object ?

Description : At what distance should an object be placed from a convex lens of focal langth `15 cm` to obtain an image three times the size of the object ?

Last Answer : At what distance should an object be placed from a convex lens of focal langth `15 cm` to obtain an image three times the size of the object ?

An object is placed at `0.06` m from a convex lens of focal length `0.1`m. Calculate the position of the image?

Description : An object is placed at `0.06` m from a convex lens of focal length `0.1`m. Calculate the position of the image?

Last Answer : An object is placed at `0.06` m from a convex lens of focal length `0.1`m. Calculate the position of the image?

A converging lens forms a three times magnified image of an object, which can be take on a screen. If the focal length of the lens is 30 cm, then the distance of the object from the lens is (a) - 55 cm (b) - 50 cm (c) - 45 cm (d) - 40 cm

Description : A converging lens forms a three times magnified image of an object, which can be take on a screen. If the focal length of the lens is 30 cm, then the distance of the object from the lens is (a) - 55 cm (b) - 50 cm (c) - 45 cm (d) - 40 cm

Last Answer : (d) - 40 cm

A convex lens of focal length 30 cm is placed between a screen and a square plate of area `4cm^(2)`. The image of the plate formed on the screen is `1

Description : A convex lens of focal length 30 cm is placed between a screen and a square plate of area `4cm^(2)`. The image of the plate formed on the screen is `1

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A student focuses the image of a candle flame, placed at about 2 m from a convex lens of focal length 10 cm, on a screen. After that he moves gradually the flame towards the lens and each time focuses its image on the screen. (a) In which direction does he move the lens to focus the flame on the screen? (b) What happens to the size of the image of the flame formed on the screen? (c) What difference is seen in the intensity (brightness) of the image of the flame on the screen? (d) What is seen on the screen when the flame is very close (at about 5 cm) to the lens?

Description : A student focuses the image of a candle flame, placed at about 2 m from a convex lens of focal length 10 cm, on a screen. After that he moves gradually the flame towards the lens and each time focuses its ... d) What is seen on the screen when the flame is very close (at about 5 cm) to the lens?

Last Answer : (a) The student moves the lens away from the screen to focus the image because on moving the candle towards the lens, the image distance increases. (b)The size of the image increases when the object ... on the screen. A virtual image is formed behind the candle on the same side of the screen.

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

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.

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

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