-- card: 49839 from stack: in -- bmap block id: 0 -- flags: 0000 -- background id: 4601 -- name: #152 ----- HyperTalk script ----- on openCard global group,rightone put 13 into group put "B" into rightone pass openCard end openCard -- part contents for background part 20 ----- text ----- Question #13 -- part contents for background part 1 ----- text ----- T4B08 At what line impedance do most RF wattmeters usually operate? -- part contents for background part 11 ----- text ----- 25 ohms -- part contents for background part 27 ----- text ----- 50 ohms -- part contents for background part 28 ----- text ----- 100 ohms -- part contents for background part 29 ----- text ----- 300 ohms -- part contents for background part 43 ----- text ----- Correct answer is B