The range of the standing wave ratio is / » Electromagnetics solved MCQs / By admin Question: The range of the standing wave ratio is A. 0 < s < 1 B. -1 < s < 1 C. 1 < s < ∞ D. 0 < s < ∞ Answer» c. 1 < s < ∞ Note: The above multiple-choice question is for all general and Competitive Exams in India.