A) 1 cm upward
B) 4.5 cm downward
C) 1 cm downward
D) 2 cm upward
Correct Answer: A
Solution :
Apparent depth of mark as seen through a glass slab of thickness x and refractive index \[\mu \], is Apparent depth \[=\frac{Real\text{ }depth}{Refractive\text{ }index}\] or \[x=\frac{x}{\mu }=\frac{3}{1.5}=2cm\] As image appears to be raised by 1 cm, therefore, microscope must be moved upward by 1 cm-. -You need to login to perform this action.
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