A student makes the following statements about waves from coherent sources - Scottish Highers Physics - Question 11 - 2017
Question 11
A student makes the following statements about waves from coherent sources.
I Waves from coherent sources have the same velocity.
II Waves from coherent sources ha... show full transcript
Worked Solution & Example Answer:A student makes the following statements about waves from coherent sources - Scottish Highers Physics - Question 11 - 2017
Step 1
I Waves from coherent sources have the same velocity.
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Answer
This statement is correct. Waves from coherent sources travel at the same velocity because they originate from the same source under identical conditions.
Step 2
II Waves from coherent sources have the same wavelength.
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Answer
This statement is also correct. Coherent sources produce waves that maintain a constant wavelength, ensuring uniformity across the waves.
Step 3
III Waves from coherent sources have a constant phase relationship.
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Answer
This statement is correct. Waves from coherent sources maintain a constant phase difference, which is essential for producing consistent interference patterns.
Step 4
Conclusion
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Answer
All three statements are correct. Thus, the correct answer is E: I, II and III.
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