Question

A convex lens of refractive index 3/2 have a focal length 50cm. The focal length of lens if it is immersed in water is:
a) 230cm
b) 243cm
c)262cm
d) 275cm​

Answer 1

Explanation:

A convex lens of refractive index 3/2 have a focal length 50cm. The focal length of lens if it is immersed in water is:

a) 230cm

b) 243cm

c)262cm✔️✔️

d) 275cm

Answer 2

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c)262cm✅✅

$\huge{\underline{\underline{\mathfrak{Thank You}}}}$