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Geometrical Optics question

2007 · Shift 2 · Q26

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JEE Advanced
Physics
Geometrical Optics
2007 · Shift 2 · Q26

Geometrical Optics question

2007 · Shift 2 · Q26

JEE AdvancedPhysicsGeometrical OpticsMCQ+3 / −1

The figure shows surface XY separating two transparent media, medium -1 and medium -2 . The lines ab and cd represent wavefronts of a light wave traveling in medium -1 and incident on X Y. The lines ef and gh represent wavefronts of the light wave in medium -2 after refraction. IIT-JEE 2007 Paper 2 Offline Physics - Geometrical Optics Question 10 English Comprehension

IIT-JEE 2007 Paper 2 Offline Physics - Geometrical Optics Question 10 English Comprehension

The phases of the light wave at

c, d, e

and

f

are

\phi_c, \phi_d, \phi_{e}

and

\phi_{f}

respectively. It is given that

\phi_{c} eq \phi_{f}

.

A
$\phi_{c}$ cannot be equal to $\phi_{d}$
B
$\phi_{d}$ can be equal to $\phi_{c}$
C
$\left(\phi_{d}-\phi_{f}\right)$ is equal to $\left(\phi_{c}-\phi_{e}\right)$
D
$\left(\phi_{d}-\phi_{c}\right)$ is not equal to $\left(\phi_{f}-\phi_{e}\right)$

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