Question

3. The displacement y (in cm) produced by a simple
harmonic wave is y = 10 sin(2000nt - 17). The
periodic time and maximum velocity of the particles in
the medium will respectively be
(1) 10-3s and 330 m/s
(2) 10-4s and 20 m/s
(3) 10-3s and 200 m/s
(4) 10-2s and 2000 m/s

Answer 1

Your answer is (3) 10-3 and 200m/s

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