Question

Which statement is false about Fabry-Perot etalon ?
(a) Fringes of equal inclination
(b) Fringes are sharper than two beam interferometers.
(c)Fringes becomes sharper by using etalon of wider spacer.
(d) Reflected and transmitted fringe systems are complementary to each other.​

Answer 1

Answer:

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Explanation:

1. false
2. false
3. true
4. false