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JEE Advance - Physics (2020 - Paper 1 Offline - No. 17)

A parallel beam of light strikes a piece of transparent glass having cross section as shown in the figure below. Correct shape of the emergent wavefront will be (figures are schematic and not drawn to scale) JEE Advanced 2020 Paper 1 Offline Physics - Wave Optics Question 15 English
JEE Advanced 2020 Paper 1 Offline Physics - Wave Optics Question 15 English Option 1
JEE Advanced 2020 Paper 1 Offline Physics - Wave Optics Question 15 English Option 2
JEE Advanced 2020 Paper 1 Offline Physics - Wave Optics Question 15 English Option 3
JEE Advanced 2020 Paper 1 Offline Physics - Wave Optics Question 15 English Option 4

Forklaring

Clearly middle part of glass is diverging and upper and lower part are conversing so correct shape of the emergent wavefront is as shown in the figure.

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