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RRB JE EC: Communication System Quiz 4
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Question 1
A low earth orbit satellite can provide large signal strength at an earth station because
Question 2
If ‘r’ is the radius of circular orbit then the orbital period of a satellite is directly proportional to
Question 3
Assertion (A): A passive satellite only reflects back signals.
Reason (R): Communication satellite is a repeater between any transmitting stations and many receiving stations.
Reason (R): Communication satellite is a repeater between any transmitting stations and many receiving stations.
Question 4
Statement (I): In the two body system consisting of the earth and satellite, centre of mass always coincides with centre the earth.
Statement (II): Mass of earth is much greater than mass of satellite.
Statement (II): Mass of earth is much greater than mass of satellite.
Question 5
Assertion (A): A geostationary orbit is same as a geosynchronous orbit.
Reason (R): A geostationary orbit does not necessarily lie in equatorial plane.
Reason (R): A geostationary orbit does not necessarily lie in equatorial plane.
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Jul 30ESE & GATE EC
