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The equation of a progressive wave is y = 7 sin(4t – 0.02x), where x and y are in centi-metre and time t in second.

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The equation of a progressive wave is y = 7 sin(4t – 0.02x), where x and y are in centi-metre and time t in second. The maximum velocity of a particle is

(A) 28 cm/s 

(B) 32 cm/s

(C) 49 cm/s

(D) 112 cm/s.

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1 Answer

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by (32.9k points)

Correct option is (A) 28 cm/s

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