Physics – Communication Systems – TEST (MCQs Maharashtra HSC Board)
Physics – Communication Systems – TEST (MCQs Maharashtra 12th Board)
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#1 What is the frequency normally used for television broadcasts?
#2 The troposphere reflects waves in the frequency range
#3 Very high frequencies normally propagate as
#4 Line of sight propagation using troposphere is used in the frequency range
#5 Space wave propagation is suitable for waves in the frequency range
#6 VHF radio signals are propagated
#7 Which of the following is used for UHF scatter?
#8 The ozone layer absorbs
#9 The part of the atmosphere closest to Earth is called?