Two sound sources (of same frequency) are placed at distance of 100 meter. An observer, when moving between both sources, hears 4 beats per second. The distance between sound source is now changed to 400 meter then the beats/second heard by observer will be
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because when the distance between source are increased then apparent frequency due to both source will be same to previous one as a apparent frequency depends on velocity of observer and source but not on distance
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because when the distance between source are increased then apparent frequency due to both source will be same to previous one as a apparent frequency depends on velocity of observer and source but not on distance
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