SATHEE: Waves - Result Question 19

Waves - Result Question 19

19. Two sound waves having a phase difference of $60^{\circ}$ have path difference of

(a) $2 λ$

(b) $\frac{λ}{2}$

(d) $\frac{λ}{6}$

[1996]

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Answer:

Correct Answer: 19. (d)

Solution:

(d) Phase difference $= 60^{\circ} = \frac{π}{3}$

Path difference $= \frac{λ}{2 π}$ (phase diff.)

$= \frac{λ}{2 π} \times \frac{π}{3} = \frac{λ}{6}$

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Waves - Result Question 19

19. Two sound waves having a phase difference of 60∘ have path difference of

Answer:

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19. Two sound waves having a phase difference of $60^{\circ}$ have path difference of