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A ray reflected successively from two pl...

A ray reflected successively from two plane mirrors inclined at a certain angle `(lt 90^(@))` undergoes a deviation of `300^(@)` . The number of images observable are:

A

60

B

12

C

11

D

5

Text Solution

Verified by Experts

The correct Answer is:
C
`D=360-2theta` ,`n=360/theta-1`
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Knowledge Check

  • A ray reflected successively from two plane mirrors incline at a certain angle undergoes a deviation of 240^@ . Then the number of images observable is

    A
    3
    B
    5
    C
    7
    D
    9

  • Image formed by reflection from a plane mirror is :

    A
    Real and inverted
    B
    Real and erect
    C
    Virtual and erect
    D
    Virtual and inverted

  • How many images will be formed by two plane mirrors inclined at an angle of 120^@ ?

    A
    Only one image
    B
    Two images
    C
    Three images
    D
    Infinite images

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