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#1 2017-11-01 08:18:18

shakeel123
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When a movable mirror moves λ/4 distance and the light used is 40...

ECAT Engineering Exams Quizzes MCQs Quizzes ECAT Engineering Entry Test 2017 Physics Physical Optics 3

Question:
When a movable mirror moves λ/4 distance and the light used is 400 nm, then the distance measured highly precise is

Option A):
10¯⁵ mm
Option B):
10¯⁶ mm
Option C):
100 nm
Option D):
10¯⁴nm

Correct Answer is Option D):
10¯⁴nm


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2017-11-01 08:18:18

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Re: When a movable mirror moves λ/4 distance and the light used is 40...



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