Related Questions

What is the first passive satellite transponder?
A Sun
B Early Bird
C Score
D Moon
Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?
A Paperless office
B Electronic mail
C Global network
D Electronic newspaper
E None of the above
পৃথিবী পৃষ্ঠে একটি ইটের ওজন 81 N. পৃথিবীর অর্ধেক বাসার্ধের সমান উচ্চতায় এবং অর্ধেক বাসার্ধের সমান গভীরতায় ইউটির উপরে পৃথিবীর অভিকর্ষ বলের মান কত হবে?(A brick weighs 81 N on the surface of the earth. What are the earth's gravitational forces act on it at a height of half of the radius of the earth and at a depth of half of the radius of earth, respectively?)
A 36 N and 81 N
B 36 N and 40.5 N
C 36 N and 20.25 N
D 98 and 40.5 N
E 81 N and 81 N
The maximum power output of a standard A earth station over the total band allocated to satellite communication is about
A 0.5 kW
B 8 kW
C 20 kW
D 50 kW
What is the approximate path loss from satellite-to-earth station?
A 100 dB
B 150 dB
C 175 dB
D 200 dB
Where is Arvi earth station for satellite communication?
A Uttar Pradesh
B Tamil Nadu
C Maharashtra
D Gujarat
A device mounted on a communication satellite which receives, amplifies and re-transmits signals from earth station is
A Track
B Transponder
C Transistor
D Terminal
E None of the above
For interpolation of satellite data used for monitoring dynamic changes that occurs on the earth surface, the most suitable orbit for the satellite is:
A Circular orbit
B Sun-synchronous orbit
C Near polar orbit
D None of these
After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called?
A Telex
B Word processor
C Facsimile
D Electronic mail
E None of the above
Is a loss of power of a satellite downlink signal due to earth’s atmosphere.
A Atmospheric loss
B Path loss
C Radiation loss
D RFI

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