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The maxima and minima voltage of the standing wave are 6 and 2 respectively. The standing wave ratio is(a) 2(b) 3(c) 1/2(d) 4This question was posed to me by my school principal while I was bunking the class.My question comes from Standing Waves and SWR in portion Transmission Lines of Electromagnetic Theory

Answer»

Correct choice is (b) 3

Easy EXPLANATION: The ratio of voltage maxima to voltage MINIMA is given by the standing wave ratio SWR. THUS S = VMAX/VMIN. On SUBSTITUTING the given DATA, we get S = 6/2 = 3.



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