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A diminished image of an object is to be...

A diminished image of an object is to be obtained on a screen 1.0 m from it. This can be achieved by appropriately placing

A

A convex mirror of suitable focal length

B

A concave mirror of suitable focal length

C

A convex lens of focal length less than 0.25 m

D

A concave lens of suitable focal length

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • A virtual image larger than the object can be obtained by

    A
    Concave mirror
    B
    Convex mirror
    C
    Plane mirror
    D
    Concave lens

  • A lens forms a virtual, diminished image of an object placed at 2 m from it. The size of image is half of the object. Which one of the following statements is correct regarding the nature and focal length of the lens ?

    A
    Concave `|f|=1m`
    B
    Convex, `|f|=1`
    C
    Concave,`|f|=2m`
    D
    Convex, `|f|=2m`

  • An Image which can be obtained on a screen is called a ________image.

    A
    Real
    B
    Virtual
    C
    Inverted
    D
    Erect

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    What kind of image can be obtained on the screen?

    Look at Fig.16.7. Can the image of the child in it be obtained on a screen?

    How can we see a virtual image when it cannot be obtained on a screen ?

    A convex lens is used to obtain a magnified image of an object on a screen 10 m from the lens. If the magnification is 19, find the focal length of the lens.

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