An equiconvex lens of glass of focal length 0.1 metre is cut along a plane perpendicular to principle axis into two equal parts. The ratio of focal length of new lenses formed is

Question

An equiconvex lens of glass of focal length 0.1 metre is cut along a plane perpendicular to principle axis into two equal parts. The ratio of focal length of new lenses formed is (A) 1: 1 (B) 1: 2 (C) 2: 1 (D) 2: (1/2)

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<img class="img-fluid question-image" alt="image" src="https://cdn.tardigrade.in/img/question/physics/b2071a8ffd7fca6d0397cf023628732d-.png" /> Ratio of focal length of new planoconvex lenses is 1: 1

Q. An equiconvex lens of glass of focal length $0.1$ metre is cut along a plane perpendicular to principle axis into two equal parts. The ratio of focal length of new lenses formed is

$1 : 1$

$1 : 2$

$2 : 1$

$2 : \frac{1}{2}$

Ratio of focal length of new planoconvex lenses is $1 : 1$

Q. An equiconvex lens of glass of focal length 0.1 metre is cut along a plane perpendicular to principle axis into two equal parts. The ratio of focal length of new lenses formed is

1:1

1:2

2:1

2:21​