Two sound waves of wavelengths 17/22 m and 170/222 m beat at 4 per second in air when they arrive at a point simultaneously . The speed of sound in air is ..?
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Explanation:
Two sound notes have wavelengths
170
83
m and
172
83
m in the air. These notes when sounded together produce 8 beats per second. Calculate the velocity of sound in the air and frequencies of the two notes.
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Answer:
क्षण है कि वो भी नहीं है कि वो भी है ऐसा लगता अगर किसी के बाद से भी नहीं उठा रहे हैं और तिवारी जी के उत्तराखण्ड राज्य के लिए एक गाँव में भी नहीं❌⛔❌❌
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