Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Physics
The refractive index of a diverging meniscus lens is 1.5 and its radii of curvatures are 20 cm, 25 cm. The focal power of lens is
Q. The refractive index of a diverging meniscus lens is 1.5 and its radii of curvatures are 20 cm, 25 cm. The focal power of lens is
1534
236
Report Error
A
+0.5 D
16%
B
-0.5 D.
69%
C
+2 D.
8%
D
-2D
8%
Solution:
Correct answer is (b) -0.5 D.