home *** CD-ROM | disk | FTP | other *** search
- -- card: 126200 from stack: in
- -- bmap block id: 0
- -- flags: 4000
- -- background id: 7720
- -- name: #420
- ----- HyperTalk script -----
- on openCard
- global group,rightone
- put 39 into group
- put "C" into rightone
- pass openCard
- end openCard
-
-
-
- -- part contents for background part 20
- ----- text -----
- Question #39
-
- -- part contents for background part 1
- ----- text -----
- 4BI-4A.4 How does the gain of a parabolic dish type antenna change when the operating frequency is doubled?
-
- -- part contents for background part 11
- ----- text -----
- Gain does not change
-
- -- part contents for background part 27
- ----- text -----
- Gain is multiplied by 0.707
-
- -- part contents for background part 28
- ----- text -----
- Gain increases 6 dB
-
- -- part contents for background part 29
- ----- text -----
- Gain increases 3 dB
-
- -- part contents for background part 43
- ----- text -----
- Correct answer is C