Which of the following statement is/are correct for coherent sources? I. Two coherent…
Physics · JEE Main · NTA Exams — Optics
Which of the following statement is/are correct for coherent sources?
I. Two coherent sources emit light waves of same wavelength.
II. Two coherent sources emit light waves of same frequency
III. Two coherent sources have zero or constant initial phase difference with respect to time
Choose the correct option from the codes given below:
I. Two coherent sources emit light waves of same wavelength.
II. Two coherent sources emit light waves of same frequency
III. Two coherent sources have zero or constant initial phase difference with respect to time
Choose the correct option from the codes given below:
- Only I
- I and III
- II and III
- I, II and III
Answer
(D) I, II and III
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