and 
represent the velocities, 
and 
the refractive indices of ordinary and extraordinary rays for a doubly refracting crystal. Then
a)
if the crystal is calcite
b)
if the crystal is quartz
c)
if the crystal is calcite
d)
if the crystal is quartz
and represent the velocities, and the refractive indices of ordinary and extraordinary rays for a doubly refracting crystal. Then
a)
if the crystal is calcite
b)
if the crystal is quartz
c)
if the crystal is calcite
d)
if the crystal is quartz
Question ID - 150079 | SaraNextGen Answer
and represent the velocities, and the refractive indices of ordinary and extraordinary rays for a doubly refracting crystal. Then
a)
if the crystal is calcite
b)
if the crystal is quartz
c)
if the crystal is calcite
d)
if the crystal is quartz
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b) |
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c) |
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d) |
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1 Answer - 5876 Votes
3537
Answer Key : (c) -
Answer Link|
(c) In double refraction light rays always splits into two rays ( For calcite For quartz |
-ray &
-ray). 
-ray has same velocity in all direction but 
-ray has different velocity in different direction
