Which conditions I think you have place an incorrect image?
Answer:
a) θc = 44.21⁰.
b) θc = 41.14⁰
c) θc = 40.36⁰
Explanation:
sin θ =
For air,
n₂ = 1
so,
sin θ =
(a) fluorite : n₁ = 1.434⁰
sin θ = 0.697 θc = 44.21⁰.
(b) crown glass: n₁ = 1.52⁰
sin θ = 0.657 θc = 41.14⁰.
(c) sodium chloride : n₁= 1.544⁰
sin θ = 0.647 θc = 40.36⁰.
Raising and caring for livestock. I know the definition lol
Answer:
.6 hours
Explanation:
to find time you divide distance by speed