its focal length becomes 77 cm. Reason : 1/f = (μv − μm/μm)(1/R1−1/R2)

Sahay Sir > Question Answers > its focal length becomes 77 cm. Reason : 1/f = (μv − μm/μm)(1/R1−1/R2)
Assertion : A double convex lens (μ = 1.5) has focal length 10 cm. When the lens is immersed in water (μ = 4/3), its focal length becomes 77 cm. Reason : 1/f = (μv − μm/μm)(1/R1−1/R2)
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Nov
Assertion : A double convex lens (μ = 1.5) has focal length 10 cm. When the lens is immersed in water (μ = 4/3), its focal length becomes 77 cm. Reason : 1/f = (μv − μm/μm)(1/R1−1/R2) Assertion : A double convex lens (μ = 1.5) has focal length 10 cm. When the lens is [...]
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Tags: Assertion : A double convex lens (μ = 1.5) has focal length 10 cm. When the lens is immersed in water (μ = 4/3) , its focal length becomes 77 cm. Reason : 1/f = (μv − μm/μm)(1/R1−1/R2) ,