A convex lens has power |GEOMETRICAL OPTICS | JEE-Main 2022

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JEE MAIN 2022

27-06-2022 S2

Question

A convex lens has power P. It is cut into two halves along its principal axis. Further one piece (out of the two halves) is cut into two halves perpendicular to the principal axis (as shown in figure). Choose the incorrect option for the reported pieces.

Select the correct option:

A

Power of $L_1=\frac{P}{2}$

B

Power of $L_2=\frac{P}{2}$

C

Power of $L_3=\frac{P}{2}$

D

Power of $\mathrm{L}_1=\mathrm{P}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

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