As compared to 17.34° antenna, the total increase in the signal relayed by 4.5° antenna of INTELSAT-IV is
To make antenna more directional, either its size must be increased or
On a positive edge-triggered S-R flip-flop, the outputs reflect the input condition when ________
The discussing sharing of a communication satellite by many geographically dispersed Earth station, DAMA means
In which of the following, Overlap occurs between channels, but these are alternatively polarized left hand circular and right hand circular to reduce interference to acceptable levels
______ system achieves and maintains the required attitudes, including main function maintaining accurate satellite position throughout the life span of the system
______ is the rotation of the vehicle about its vertical axis
_______ is a measure of the fraction of frame time which is used for the transmission of traffic
At the beginning of each burst, certain time slots are used to carry timing & synchronizing information , These time slots are collectively known as _________
The given system is characterized by the differential equation d2y(t)/dt2-dy(t)/dt-2y(t)= x(t). Then the system is
Noise power per unit Bandwidth is known as
_____ law states that for equal time intervals, the satellite will sweep out equal areas in its orbital plane, focused at the barycenter
___Which of the following term is used to describe the microwave radiation which is present throughout universe and appears to originate from matter in any form at a finite temperature