1.

When a lens is inserted between an object and a screen which are fixed distance apart the size of the image is either `6` cm or `2/3 cm.` Find size of the object

Answer» Correct Answer - B::C
`O=sqrt(I_1I_2)` (Displacement method)
`=sqrt(6xx2/3)=2 cm`


Discussion

No Comment Found

Related InterviewSolutions