Two small identical speakers are connected (in phase) to the same source. The speakers are 3 m apart and at ear level. An observer stands 4 m in front of one speaker (at point X) as shown. The sound the observer hears will be least intense if the wavelength is: Speaker 1 * (a) 1 m, (b) 2 m, (c) 3 m, (d) 4 m, (e) 5 m. 3 m Speaker 2 *- 4 m X
Two small identical speakers are connected (in phase) to the same source. The speakers are 3 m apart and at ear level. An observer stands 4 m in front of one speaker (at point X) as shown. The sound the observer hears will be least intense if the wavelength is: Speaker 1 * (a) 1 m, (b) 2 m, (c) 3 m, (d) 4 m, (e) 5 m. 3 m Speaker 2 *- 4 m X
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Transcribed Image Text:Two small identical speakers are connected (in phase) to the same source. The speakers are
3 m apart and at ear level. An observer stands 4 m in front of one speaker (at point X) as
shown. The sound the observer hears will be least intense if the wavelength is:
Speaker 1 *
(a) 1m,
(b) 2 m,
(c) 3 m,
(d) 4 m,
(e) 5 m.
3 m
Speaker 2 *-
4 m
X
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