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Doubt of Ray Optics .....Q1..... Answer is C Thank you.....

Doubt of Ray Optics .....Q1..... Answer is C Thank you.....

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1 Answers

Arun
25750 Points
5 years ago
Dear student
 
RI n=rea; depth /apparent depth

n=30/x

silvered surface act as a mirror

thus,to get the image 23.2 cm behind,the object should be 23.2 cm i n front

x+thickness of glass=23.2

x+10=23.2

x=23.2-10=13.2

n=30/13.2

=2.272

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