___________ is a satellite that rotates around the earth in a low-altitude elliptical or
circular pattern.
A. Geosynchronous satellite
B. Nonsynchronous satellite
C. Prograde satellite
D. Retrograde satellite

1 Answer

Answer :

B. Nonsynchronous satellite

Related questions

Description : The jet thrusters are usually fired to A. maintain altitude B. put the satellite into the transfer orbit C. inject the satellite in the geosynchronous orbit D. bring the satellite back to earth.

Last Answer : A. maintain altitude

Description : Satellite orbits around the earth are ____ orbits. A. circular B. either elliptical or circular C. elliptical D. circular only

Last Answer : B. either elliptical or circular

Description : Point on the satellite obits closest to the earth. A. Apogee B. Perigee C. Prograde D. Zenith

Last Answer : B. Perigee

Description : ECE Board Exam March 1996 The point on the satellite orbit, closest to the earth is A. prograde B. perigee C. zenith D. apogee

Last Answer : B. perigee

Description : What is the propagation delay when a signal is transmitter by an earth station to a geosynchronous satellite about 38,500 km above earth’s equator and then received by the same earth station? A. 256 msec B. 128 msec C. 300 msec D. 400 msec

Last Answer : A. 256 msec

Description : The round-trip propagation delay between two earth stations through a geosynchronous satellite is A. 500 to 600 ms B. 300 to 400 ms C. 600 to 700 ms D. 400 to 500 ms

Last Answer : A. 500 to 600 ms

Description : Is a kind of satellite which has a period of revolution equivalent to the period of rotation of the earth about its axis. A. Passive satellite B. Synchronous satellite C. Active satellite D. Geosynchronous satellite

Last Answer : D. Geosynchronous satellite

Description : An earth satellite whose period of revolution is equal to the period of rotation of the earth about its axis. A. Geosynchronous B. Steerable C. Passive D. Active

Last Answer : A. Geosynchronous

Description : Satellite the orbits in a circular pattern with an angular velocity equal to that of the earth A. Geostationary B. Early Bird I C. Syncorn I D. Stationary satellite

Last Answer : A. Geostationary

Description : The first satellite launched for a geosynchronous orbit but unfortunately lost during orbit injection A. Syncom I B. Telstar I C. Sputnik I D. Early Bird I

Last Answer : A. Syncom I

Description : What is meant by referring to electromagnetic waves as having circular polarization? A. The electric field is bent into a circular shape. B. The electric field rotates C. The electromagnetic wave continues to circle the earth D. The electromagnetic wave has been generated by a quad antenna

Last Answer : B. The electric field rotates

Description : A circular orbit around the equator with a 24-h period is called a/an A. elliptical orbit B. geostationary orbit C. polar orbit D. transfer orbit

Last Answer : B. geostationary orbit

Description : Refers to the satellite orientation with respect to the earth A. Satellite altitude B. Satellite position C. Satellite location D. Satellite orbit

Last Answer : A. Satellite altitude

Description : Is the geographical representation of a satellite antenna radiation pattern A. Footprint B. Spot C. Earth D. Region

Last Answer : A. Footprint

Description : The electric field lies in a plane parallel to the earth’s surface. A. Elliptical polarization B. Horizontal polarization C. Vertical polarization D. Circular polarization

Last Answer : B. Horizontal polarization

Description : The electric field lines in a plane perpendicular to the earth’s surface. A. Elliptical polarization B. Circular polarization C. Horizontal polarization D. Vertical polarization

Last Answer : D. Vertical polarization

Description : What is the orbit of Motorola’s Iridium satellite system? A. Polar B. Equatorial C. Inclined elliptical D. Inclined equatorial

Last Answer : A. Polar

Description : Which is the latest satellite of India placed in the geosynchronous orbit ? (1) INSAT-2D (2) INSAT-3A (3) INSAT-4A (4) Kalpana

Last Answer : INSAT-3A

Description : The smallest beam of a satellite antenna radiation pattern A. Zone beam B. Hemispheric beam C. Spot beam D. Global beam

Last Answer : C. Spot beam

Description : Which of the following refers to the smallest beam of a satellite antenna’s radiation pattern A. Global beam B. Spot beam C. Zone beam D. Hemispheric beam

Last Answer : B. Spot beam

Description : Which of the following refers to the smallest beam of satellite antenna’s radiation pattern? A. Hemispheric beam B. Spot beam C. Zone beam D. Global beam

Last Answer : B. Spot beam

Description : Footprint refers to coverage area in the globe A. Satellite radiation polarization B. Satellite navigation C. Satellite radiation pattern D. Satellite coverage

Last Answer : C. Satellite radiation pattern

Description : ECE Board Exam March 1996 It is a spacecraft placed in orbit around the earth carrying onboard microwave receiver and transmitting equipments. A. Fiber optic equipment B. Communications satellite C. Wireless radio system D. Coaxial cable syste

Last Answer : B. Communications satellite

Description : Essentially a satellite ___________ is a radio repeater in the sky A. transponder B. comparator C. duplexer D. billboard

Last Answer : A. transponder

Description : Most mobile satellite array uses ___________ in transforming 50 to 150 Ω impedance. A. stub B. balun C. quarter-wavelength transformer D. microstrip tapers.

Last Answer : C. quarter-wavelength transformer

Description : A helical antenna is used for satellite tracking because of ______. A. Broad bandwidth B. Good front-to-back C. Maneuverability D. Circular polarization

Last Answer : D. Circular polarization

Description : Consider the following statements regarding the satellite imaging: 1. The satellite orbit is fixed in the inertial space 2. During successive across-track imaging, the earth rotates beneath the sensor 3. The satellite images a skewed area ... ? (A) 1, 2, 3 (B) 1, 3 (C) 2, 3 (D) 1, 2

Last Answer : Answer: Option A

Description : The shape of a magnetic field around a long straight current carrying wire is: w) elliptical. x) square y) varies depending on the magnitude of the current z) circular

Last Answer : ANSWER: Z -- CIRCULAR

Description : An artificial satellite is moving in a circular orbit of radius 42.250 km (approx). Calculate its linear velocity if takes 24 hour to revolve around earth.? -Science

Last Answer : Given r =42.250 km , T= 24 hour Linear velocity in circular motion is given by v=2πrT=2×3.14×42.25024=11.05km/hrv=2πrT=2×3.14×42.25024=11.05km/hr

Description : Satellite around Earth follows a circular path because A. gravitational force is parallel to velocity B. gravitational force is anti parallel to velocity C. gravitational force is perpendicular to velocity D. gravitational force is anti perpendicular to

Last Answer : gravitational force is perpendicular to velocity

Description : The phreatic line in an earth dam may be (A) Circular (B) Elliptical (C) Parabolic (D) A straight line

Last Answer : Option C

Description : A satellite of mass m orbits the earth in an elliptical orbit having aphelion distance `r_(a)` and perihelion distance `r_(p)`. The period of the orbi

Last Answer : A satellite of mass m orbits the earth in an elliptical orbit having aphelion distance `r_(a)` and perihelion distance ... r_(p)) sqrt(r_(a)r_(p)))/T`

Description : One of the following is not a reason for the use of an earth mat A. impossibility of a good ground connection B. provision of an earth for the antenna C. protection of personnel working underneath D. improvement of the radiation pattern of the antenna

Last Answer : C. protection of personnel working underneath

Description : Which one of the following geometric errors of satellite sensors is random? (A) Scan skew (B) Panoramic distortion (C) Earth rotation (D) Altitude variation

Last Answer : Answer: Option D

Description : The Earth rotates-around an axis pointing towards which side? -Do You Know?

Last Answer : answer:

Description : The pole star does not seem to move because (a) it is in line with the earth’s axis of rotation (b) it moves around the sun and not the earth (c) its movement can be seen only during a solar eclipse (d) it rotates very rapidly

Last Answer : Ans:(a)

Description : We always see the same lace of the moon, because - (1) It is smaller than the earth (2) It revolves on its axis in a direction opposite to that of the earth (3) It takes equal time for revolution ... the earth and rotation on its own axis (4) It rotates at the same speed as the earth around the sun

Last Answer : (3) It takes equal time for revolution around the earth and rotation on its own axis Explanation: It is tidal locking that causes the synchronous rotation which causes the Moon to present "just one side ... to revolve (orbit) around the Earth. So it maintains a "constant face" in our direction.

Description : The term ‘equinox’ means – (1) The path which the Earth takes around the Sun (2) The axis of the Earth around which it rotates (3) When the day and night are of equal duration (4) The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon

Last Answer : (3) When the day and night are of equal duration Explanation: The name "equinox" is derived from the Latin aequus (equal) and nox (night), because around the equinox, the night and day have ... The term equinox can also be used in a broader sense, meaning the date when such a passage happens.

Description : We always see the same lace of the moon, because - (1) It is smaller than the earth (2) It revolves on its axis in a direction opposite to that of the earth (3) It takes equal time for revolution ... the earth and rotation on its own axis (4) It rotates at the same speed as the earth around the sun

Last Answer : (3) It takes equal time for revolution around the earth and rotation on its own axis Explanation: It is tidal locking that causes the synchronous rotation which causes the Moon to present "just one side ... to revolve (orbit) around the Earth. So it maintains a "constant face" in our direction.

Description : The Earth rotates-around an axis pointing towards which side?

Last Answer : The pole star

Description : In how much time Earth rotates around its axis:

Last Answer : A Day

Description : We always see the same face of the moon, because (1) it is smaller than the earth (2) it revolves on its axis in a direction opposite to that of the earth (3) it takes equal time for revolution around the earth and rotation on its own axis (4) it rotates at the same speed as the earth around the sun

Last Answer : it takes equal time for revolution around the earth and rotation on its own axis

Description : The term ‘equinox’ means (1) The path which the Earth takes around the Sun (2) The axis of the Earth around which it rotates (3) When the day and night are of equal duration (4) The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon

Last Answer : When the day and night are of equal duration

Description : The ___________ filter attenuates signals but passes frequencies below and above that band. A. low pass B. band pass C. band stop D. high pass

Last Answer : C. band stop

Description : ECE Board Exam March 1996 The expander in a companding device provides ___________. A. greater amplification for low signal levels B. less amplification for low signal levels C. greater amplification for high signal levels D. lesser pressure for transmission

Last Answer : B. less amplification for low signal levels

Description : The maximum height of an elliptical orbit is called the A. Perigee B. Apex C. Zenith D. Apogee

Last Answer : D. Apogee

Description : A circular solid of uniform thickness 20 mm, radius 200 mm and mass 20 kg, is used as a flywheel. If it rotates at 600 rpm, the kinetic energy of the flywheel, in joules is 1. 395 2. 790 3. 1580 4. 3160

Last Answer : 2. 790

Description : What is the free space attenuation of a satellite communications system operating at 36,000 km above the earth at 5.0 GHz? A. 198 dB B. 202 dB C. 142 dB D. 138 dB

Last Answer : A. 198 dB

Description : The signal path from satellite to earth-based receiver. A. Downlink signal B. Uplink signal C. Incident signal D. Reflected signal

Last Answer : A. Downlink signal

Description : The signal path from earth station satellite A. Uplink signal B. Reflected signal C. Incident signal D. Downlink signal

Last Answer : A. Uplink signal