A biconvex lens made of glass of refractive index 1.5 has radius of currature of both of its
surfaces as 40cm. Calculate the (i) power and (ii) focal length of the lens. Also find out the change
in the focal length of the lens when it is submerged in water. (The refractive index of water with
respect to air, 1.33 wa
n )
Answers
Answered by
37
Answer:
(i) 2.5 dioptre.
(ii) 40 cm
Focal length in water = 156.47 cm
Attachments:
Answered by
0
Answer:
(i) 2.5 dioptre.
(ii) 40 cm
Focal length in water = 156.47 cm
mark me as the brainiest please
Explanation:
Attachments:
Similar questions