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Free Exam: aptest3

Number of Questions in Test: 333
Number of Questions in Preview: 5
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Question 1

When a laser is sent through a prism then-----will be appeared in the optional spectrum

Type: Multiple choice
Points: 1
Randomize answers: No

Question 2

Coherence of light is mesured from

Type: Multiple choice
Points: 1
Randomize answers: No

Question 3

If there exists either zero or constant phase ngle difference between two points on a wave front then wave is said to have

Type: Multiple choice
Points: 1
Randomize answers: No

Question 4

If there exists either zero or constant phase angle difference between two two light fields measured at two instants t the sme point when wave is said to have

Type: Multiple choice
Points: 1
Randomize answers: No

Question 5

Wavelength of a lser beam can be used as a standard of

Type: Multiple choice
Points: 1
Randomize answers: No

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