Question

The equation of stationary wave is given by y = 5 cos (x /3) sin 40 nt where y and x are
given in cm and time t in second. Then a node occurs at the following distance:
a) 3 cm
b) 10 cm
c) 5 cm
d) 1.5 cm​

Answer 1

Answer:

answer is in the above pic

Explanation:

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