What height must a satellite be placed above the surface of the earth in order for its
rotation to be equal to earth’s rotation?
A. 26,426.4 miles
B. 27,426.4 miles
C. 23,426.4 miles
D. 22,426.4 miles

1 Answer

Answer :

D. 22,426.4 miles

Related questions

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 : What is the height of a satellite in a synchronous equatorial orbit? A. 42000 mi B. 6800 mi C. 22,300 mi D. 35,860 mi

Last Answer : C. 22,300 mi

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 : A satellite beam that covers almost 42.4% of the earths surface. A. Zone beam B. Hemispheric beam C. Spot beam D. Global beam

Last Answer : D. Global beam

Description : A satellite beam that covers almost 42.4% of earths surface. A. Spot beam B. Global beam C. Zone beam D. Hemispheric beam

Last Answer : B. Global beam

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 : 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 : A portion of an embankment having a uniform up-gradient 1 in 500 is circular with radius 1000 m of the centre line. It subtends 180° at the centre. If the height of the bank is 1 m at the lower end, and side slopes 2 ... earth work involved. (A) 26,000 m3 (B) 26,500 m3 (C) 27,000 m3 (D) 27,500 m

Last Answer : (D) 27,500 m3

Description : What propagation condition is usually indicated when a VHF signal is received from a station over 500 miles away? A. D-layer absorption B. Faraday rotation C. Tropospheric ducting D. Moonbounce

Last Answer : C. Tropospheric ducting

Description : What propagation condition is usually indicated when a VHF signal is received from a station over 5000 miles away? A. Moonbounce B. D-layer absorption C. Tropospheric ducting D. Faraday rotation

Last Answer : C. Tropospheric ducting

Description : Calculate the speed of a satellite in an orbit at a height of 1000 km from the Earth’s surface.

Last Answer : Calculate the speed of a satellite in an orbit at a height of 1000 km from the Earth’s surface. ME = 5.98 × 1024 kg, R = 6.4 × 106 m.

Description : The height of a geo-stationary satellite from the Earth's surface is approximately : (1) 36,000 km (2) 42,000 km (3) 30,000 km (4) None of these

Last Answer : (1) 36,000 km Explanation: A geostationary orbit is a circular orbit 35,786 kilometres above the Earth's equator and following the direction of the Earth's rotation. Communications satellites and weather ... to track them, but can be pointed permanently at the position in the sky where they stay.

Description : The height of a geo-stationary satellite from the Earth’s surface is approximately : (1) 36,000 km (2) 42,000 km (3) 30,000 km (4) None of these

Last Answer :  36,000 km

Description : 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Last Answer : 22

Description : The ratio of the ages of Bala and Babu is 13: 11. The total of their ages is 3.6decades. The proportion of their ages after 0.95decades will be [1 Decade = 10 years] a) 24:23 b) 12:11 c) 27:24 d) 29:26

Last Answer : D Let, Bala’s age = 13A and babu’s age = 11A Then 13A + 11A = 36 A = 1.5 Bala’s age = 19.5years and Babu’s age = 16.5 years Proportion of their ages after 9.5 is = (19.5+9.5) : (16.5 + 9.5) = 29 : 26

Description : An area on the surface of the earth within which the bore sight of the steerable satellite beam intended to be pointed A. Effective boresight area B. Countour boresight are C. Coordination boresight are D. Equivalent boresight area

Last Answer : A. Effective boresight area

Description : 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

Last Answer : B. Path loss

Description : A satellite signal transmitted from a satellite transponder to earth’s station. A. Uplink B. Downlink C. Terrestrial D. Earthbound

Last Answer : B. Downlink

Description : Known as the satellite transmitted signal form a satellite transponder to earth’s station. A. Uplink B. Down link C. RHCP D. Vertically polarized

Last Answer : B. Down link

Description : Station located on an object which is beyond and is intended to go beyond the major portion of the earth’s atmosphere. A. Terrestrial station B. Space station C. Satellite station D. Mobile satellite station

Last Answer : B. Space station

Description : Satellite signal transmitted from a satellite transponder to earth’s station. A. Vertically polarized B. Uplink C. Downlink D. RHCP

Last Answer : C. Downlink

Description : In order to help prevent the development of an external rotation deformity of the hip in a patient who must remain in bed for any period of time, the most appropriate nursing action would be ... hip replacement surgery. d) a footboard. A footboard will not prevent the hips from rotating externally.

Last Answer : a) a trochanter roll extending from the crest of the ilium to the midthigh. A trochanter roll, properly placed, provides resistance to the external rotation of the hip.

Description : the mode of the data 21, 26, 22, 29, 23, 29, 26, 29, 22, 23 is?

Last Answer : the mode of the data 21, 26, 22, 29, 23, 29, 26, 29, 22, 23 is?

Description : In a Examination a candidate has to score minimum of 24 marks inorder to clear the exam. The maximum that he can score is 40 marks. Identify the Valid Equivalance values if the student clears the exam. A. 22,23,26 B. 21,39,40 C. 29,30,31 D. 0,15,22

Last Answer : C. 29,30,31

Description : A leaf spring consists of 3 extra full length leaves and 14 graduated length leaves. The maximum force that can act on the spring is 70kN and the distance between eyes of the spring is 1.2m. Width and thickness of the ... /mm², calculate the initial nip. (a) 26.8mm (b) 24.9mm (c) 22.5mm (d)23.1mm

Last Answer : b) 24.9mm

Description : A national random sample of 20 ACT scores from 2010 is listed below. Calculate the sample mean and standard deviation. 29, 26, 13, 23, 23, 25, 17, 22, 17, 19, 12, 26, 30, 30, 18, 14, 12, 26, 17, 18 a. 20.50, 5.79 b. 20.50, 5.94 c. 20.85, 5.79 d. 20.85, 5.94

Last Answer : Katie earned 84,92,84,75 and 70 on her first 5 tests. What is the minimum grade Katie needs to earn on the next test to have a mean of 84?

Description : The ratio of the number of boys to that of girls in a school is 3:2. If 30% of boys and 70% of girls appeared in an examination, the ratio of students appeared in the examinations to that not appeared in the examination is A) 23:27 B) 22:25 C) 21:17 D) 18:17 E) None of these 

Last Answer :  Answer: A 3:2 = 30:20 30% boys = (30/100) × 30= 9 70% girls = (70/100) × 20 = 14 (9+14) : (50-23) = 23 : 27

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 : An ungrounded antenna near the ground A. acts as a single antenna of twice the height B. is unlikely to need an earth mat C. acts as antenna array D. must be horizontally polarized

Last Answer : C. acts as antenna array

Description : The speed of the satellite increases as its height in orbit gets A. lower B. higher C. closer to the moon D. closer to the sun

Last Answer : A. lower

Description : The main power sources for a satellite are A. batteries B. solar cells C. fuel cells D. thermoelectric generators 58. The maximum height of an ellip

Last Answer : B. solar cells

Description : As the height of a satellite orbit gets lower, the speed of the satellite _________. A. increases B. decreases C. remains the same D. None of the above

Last Answer : A. increases

Description : What is the orbit height of a GPS satellite? A. 10,898 nmi B. 10,898 mi C. 10,898 km D. 10, 898 m

Last Answer : A. 10,898 nmi

Description : A satellite of mass "M" is in orbit around the earth. If a second satellite of mass "2M" is to be placed in the same orbit, the second satellite must have a velocity which is: w) half ... first satellite y) twice the velocity of the first satellite z) four times the velocity of the first satellite

Last Answer : ANSWER: X -- THE SAME AS THE VELOCITY OF THE FIRST SATELLITE 

Description : A stone of wight 100 kg is thrown vertically upwards by a man of height y = 1.8 m with an initial velocity of 20 m/sec. The maximum height to which it will rise would be a.22.2 m b.26 m c.15.1 m d.20.2 m e.10 m

Last Answer : a. 22.2 m

Description : how many centimeters are in 426?

Last Answer : 42.6cm

Description : 2 9 30 105 ? 2195 a) 432 b) 426 c) 440 d) 436 e) None of these

Last Answer : The series is ×1 + 1 × 7, ×2 + 2 × 6, ×3 + 3 × 5... Answer: d)

Description : Reading a 58 dBrn, at a +7 test point is equal to ________ dBa0. A. 26 B. 65 C. 51 D. 46

Last Answer : D. 46

Description : Reading a 58 dBrnC on your Western Electric 3A test set at a +7 test point is equal to ______ dBrnc0. A. 58 B. 51 C. 65 D. 27

Last Answer : B. 51

Description : If Ns=250, determine the earth radius k-factor. A. 1.98 B. 1.23 C. 1.33 D. 1.29

Last Answer : B. 1.23

Description : What is the department order that governs commercial radio operator? A. Department Order No. 5 B. Department Order No. 23 C. Department Order No. 88 D. Department Order No. 44

Last Answer : A. Department Order No. 5

Description : What is the approximate height of a geostationary satellite from the surface of the earth? (1) 981 km (2) 15000 km (3) 35000 km (4) 55000 km

Last Answer : (3) 35000 km Explanation: A satellite in such an orbit is at an altitude of approximately 35,786 km (22,236 mi) above mean sea level.

Description : What is the Height of a Geo-Stationary satellite from the surface of earth

Last Answer : 36,000 km (nearly)

Description : What is the Height of a Geo-Stationary satellite from the surface of earth?

Last Answer : 36,000 km (nearly)

Description : An aeroplane of 110,000kg has its CG at 22.6m aft of the datum. The CG limits are 18m to 22m aft of the datum. How much mass must be removed from a hold 30m aft of the datum to bring the CG to its mid point? a. 26,800 kg b. 28,600 kg c. 86,200 kg d. 62,800 kg

Last Answer : b. 28,600 kg

Description : An aeroplane of 110,000kg has its CG at 22.6m aft of the datum. The CG limits are 18m to 22m aft of the datum. How much mass must be removed from a hold 30m aft of the datum to bring the CG to its mid point? a. 26,800 kg b. 28,600 kg c. 86,200 kg d. 62,800 kg

Last Answer : b. 28,600 kg

Description : What is the approximate intensity of the magnetic field at the earth’s surface? A. 32,000 nT B. 62,000 nT C. 32,000 µT D. 62,000 µT

Last Answer : A. 32,000 nT

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 : The Earth takes about _________ to complete one rotation around its axis. A. 48 hours B. One month C. 24 hours D. 365 days 27

Last Answer : ANSWER: C