The equation of a stationary wave in a string is Y = 4 mm sin [(3.14m^-1)x] cos wt. Select the correct alternatives:a) The amplitude of component waves is 2mm.
b) The amplitude of component waves is 4mm.
c) The smallest possible string is 0.5m.
d) The smallest possible length of string is 1.0m
1) b,c 2) b,d 3) a,c 4) a,d
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