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Two plane mirrors are parallel to each o...

Two plane mirrors are parallel to each other an spaced 20 cm apart. An object is kept in between them at 15cm from A out of the following at which point on image is not formed in mirror A (distance measured from (d) Between 0 and + o. Ans. (b) + 1] mirror A)

A

15cm

B

25cm

C

45cm

D

55cm

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • Two plane mirrors are at 45^@ to each other. If an object is placed between them than the number of images will be

    A
    5
    B
    9
    C
    7
    D
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  • An object is placed at 20 cm from a convex mirror of focal length 10 cm. The image formed by the mirror is

    A
    Real and 20 cm from the mirror
    B
    Virtual and at 20 cm from the mirror
    C
    Virtual and 20/3 cm from the mirror
    D
    Real and 20/3 cm from the mirror

  • Two plane mirror are at right angles to each other. A man stands between them and combs hair with his right hand. In how many of the images will he be seen using his right hand.

    A
    None
    B
    1
    C
    2
    D
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