Power received from Sun per m2 surface area of a geosynchronous satellite in nearly __________ watt.
Answer: D
No answer description available for this question.
Enter details here
Of the four INSAT-I satellites planned by India so for, only __________ has proved to be successful.
Answer: B
No answer description available for this question.
Enter details here
The first geostationary satellite launched in 1965 was called
Answer: B
No answer description available for this question.
Enter details here
In satellite communication, frequency modulation is used because satellite channel has
Answer: B
No answer description available for this question.
Enter details here
A 20 m antenna gives a certain uplink gain at frequencies of 4/6 GHz. For getting same gain in the 20/30 GHz band, antenna size required is metre.
Answer: B
No answer description available for this question.
Enter details here
The useful operational life of INSAT-IB (launched in 1983) is expected to end by
Answer: C
No answer description available for this question.
Enter details here
The INTELSAT-IV satellite launched in 1974 had two earth coverage antenna and two narrower-angle antennas subtending 4.5°. The signal from narrow-angle antenna was stronger than that from earth- coverage antenna by a factor of
Answer: C
No answer description available for this question.
Enter details here
Regarding TASI which one of the following statements is wrong?
Answer: B
No answer description available for this question.
Enter details here
Most of the communication satellites are stationed to the West of their service areas in order to reduce their
Answer: C
No answer description available for this question.
Enter details here
In the context of error detection in satellite transmission, ARQ stands for
Answer: A
No answer description available for this question.
Enter details here