Home › AP EAPCET (Engineering) › Physics › Communication Systems › Roughly what altitude range does the ionosphere …
Roughly what altitude range does the ionosphere cover?
A5 km to 15 km
B80 km to 1000 km
C20 km to 50 km
D2000 km to 5000 km
Answer & Solution
Correct answer: B. 80 km to 1000 km
The ionosphere extends from about 80 km to about 1000 km above the surface.
Related questions
Which modulation form is used on the AM radio broadcasting band?The lower frequency band occupied by the message signal before modulation is called the:Which is an analog-over-analog pulse modulation method?Which of these is a pulse modulation method that sends an analog signal as a digital code?Quadrature amplitude modulation is equivalent to a combination of which two schemes?Which scheme represents digital data by using a finite set of carrier amplitudes?In frequency modulation, which carrier property follows the instantaneous message amplitudThe device that performs both modulation and demodulation in two-way communication is a: