Description : __________ space agency has launched a rocket carrying a satellite capable of delivering an artificial meteor shower into the Earth’s atmosphere: (a) Japan (b) USA (c) China (d) None of These
Last Answer : Japan
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 : An artificial satellite stays in the orbit around the Earth because (a) The Earth's gravity does not act on the satellite due to the great distance between them (b) The Earth's attraction ... (d) There is an engine in the satellite that constantly applies an upward force to balance its weight
Last Answer : Ans:(b)
Description : A satellite in vacuum - (1) is kept in orbit by remote control (2) is kept in orbit by retro-rocket (3) derives energy from gravitational fielod (4) does not require any energy for orbiting
Last Answer : (4) does not require any energy for orbiting
Description : How often does an artificial satellite that seems to be stationary from the earth orbit the earth once ?
Last Answer : An artificial satellite that seems to be stationary from the earth orbits the earth once in 24 hours.
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 : Why is a minimum two stage rocket necessary for launching of a satellite?
Last Answer : Why is a minimum two stage rocket necessary for launching of a satellite?
Description : The satellite moves in a circle around the earth. The radius of this circle is equal to one-half the radius of the moons orbit. The satellite will complete one revolution in a.1 lunar month b.2-3/4 lunar month c.2-2/3 lunar month d.None of the above e.
Last Answer : e. None of the above
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 : 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 : Which is the first artificial satellite launched into space ?
Last Answer : Sputnik is one of the first artificial satellites launched into space.
Description : What newtons law is it when a rocket is launched with propulsion?
Last Answer : dose corn grow faster wet or dry
Description : What is the minimum escape velocity of rocket to be launched into space? (1) 5 Km/Sec. (2) 6 Km/Sec. (3) 11 Km/Sec. (4) 15 Km/Sec.
Last Answer : (3) 11 Km/Sec. Explanation: On the surface of the Earth, the escape velocity is about 11.2 kilometers per second 06.96 mi/s), which is approximately 34 times the speed of sound (Mach ... velocity is the speed at which the kinetic energy plus the gravitational potential energy of an object is zero.
Description : What is the minimum escape velocity of rocket to be launched into space ? (1) 5 Km/Sec. (2) 6 Km/Sec. (3) 11 Km/Sec.(4) 15 Km/Sec.
Last Answer : 11 Km/Sec.
Description : The binding energy of a satellite revolving around planet in a circular orbit is 3 × 10^9 J. Its kinetic energy is ______
Last Answer : The binding energy of a satellite revolving around planet in a circular orbit is 3 109 J. Its kinetic energy is ______ ... 10+9 J (D) 3 10+9 J
Description : A satellite orbits the earth 200 km above the surface. What speed, in m/s, is necessary for a circular orbit? The radius of the earth is 6400 km and g = 9.2 m/s2 a.7200 b.6600 c.7800 d.6000 e.107 dynes
Last Answer : c. 7800
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 : 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 : 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 : 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 : 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 : For interpolation of satellite data used for monitoring dynamic changes that occurs on the earth surface, the most suitable orbit for the satellite is: (A) Circular orbit (B) Sun-synchronous orbit (C) Near polar orbit (D) None of these
Last Answer : Answer: Option B
Description : A satellite in a synchronous orbit can cover how much of the surface of the earth?
Last Answer : Approximately one-half.
Description : Pick up the correct statement from the following (A) The first man-made satellite, Sputnik-l' was launched on 4th October, 1957 (B) The United State's Explorer 6 transmitted the first picture ... observations, started systematic earth observations from space from 1, April, 1960 (D) All of these
Last Answer : Answer: Option D
Description : The first animal launched into orbit was a: w) mouse x) monkey y) chimpanzee z) dog
Last Answer : ANSWER: Z -- DOG
Description : A two-stage rocket attains a velocity of 3,000 meters per second when it drops the first stage and ignites the second. It consumes 1 kilogram of fuel per second and its exhaust speed is 2,000 meters per second. ... ? w) 2,000 Newtons x) 3,000 Newtons y) 2,000 Newton-seconds z) 3,000 Newton-seconds
Last Answer : ANSWER: W -- 2,000 NEWTONS
Description : What will be If a pendulum clock be taken from the earth to a revolving artificial satellite? -General Knowledge
Last Answer : The answer is 'It will stopaltogether'
Last Answer : answer:
Description : How is an artificial satellite sent from Earth to space ?
Last Answer : The artificial satellite is sent into space by a powerful rocket
Description : A man inside an artificial satellite feels weightlessness because the force of attraction due to earth is – (1) zero at that place (2) is balanced by the force of attraction due to moon (3) equal to the centripetal force (4) non-effective due to particular design of the satellite
Last Answer : (1) zero at that place Explanation: Earth attracts all bodies towards its centre. The acceleration produced in the body due to attraction force of earth on it is called the acceleration due to ... and centrifugal force which cancel out each other with the resultant force acting on him being zero.
Description : What will be If a pendulum clock be taken from the earth to a revolving artificial satellite?
Last Answer : It will stop altogether
Description : A man inside an artificial satellite feels weightlessness because the force of attraction due to earth is (1) zero at that place (2) is balanced by the force of attraction due to moon (3) equal to the centripetal force (4) non-effective due to particular design of the satellite
Last Answer : zero at that place
Description : (4) Liquid Hydrogen + Liquid Oxygen Explanation: LOX and liquid hydrogen, used in the Space Shuttle orbiter, the Centaur upper stage of the Atlas V, Saturn V upper stages, the ... to withstand high combustion pressures and temperatures and they can be regeneratively cooled by the liquid propellant.
Last Answer : The BOD values of water indicate the (1) amount of organic debris (2) amount of oxygen used for biochemical oxidation (3) amount of oxygen used for biochemical reduction (4) amount of ozone used for biochemical oxidation
Description : what- The moon revolves AROUND THE EARTH in an elliptical orbit?
Last Answer : adverb phrase
Description : What is the average velocity of the earth in the orbit of the earth (around the sun) ?
Last Answer : In Earth's orbit (around the Sun) the average speed of the Earth is 107,218 kilometers per hour.
Description : How is it?
Last Answer : Simply put - the Earth orbits the Sun. More precisely, they revolve around a common center of gravity. More precisely, the entire solar system orbits a common center of gravity. : D Study physics ...: o
Description : Estimate the mass of the sun, assuming the orbit of Earth around the sun to be a circle. The distance between the sun and the Earth is `1.49 xx 10^(11
Last Answer : Estimate the mass of the sun, assuming the orbit of Earth around the sun to be a circle. The distance between the sun ... xx 10^(-11) Nm^(2) kg^(-2)`.
Description : What is the elliptical orbit of the earth around the sun?
Last Answer : The Earth orbits the Sun in 365.24 days.
Description : Which of the following statements is/are correct? 1. The earth revolves around the sun in an elliptical orbit. 2. The sun always attracts the earth with the same force. (a) Both (b) Neither 1 nor 2 (c) 1 only (d) 2 only
Last Answer : Ans:(c)
Description : Velocity required by an object to orbit around Earth is A. 9 km s-1 B. 7 km s-1 C. 8 km s-1 D. 10 km s-1
Last Answer : 8 km s-1
Description : A satellite stay in orbit because the following two factors are balanced A. Satellite weight and speed B. Gravitational force and centrifugal force C. Centripetal force and speed D. Satellite weight and the pull of the moon and sun
Last Answer : B. Gravitational force and centrifugal force
Description : Which was the first India satellite to go into orbit? -Do You Know?
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 : Which was the first satellite of India, go into the orbit?
Last Answer : Aryabhatta
Description : When the satellite are spaced 4˚ of the 360˚ complete circle, how many parking spaces or orbit slots are available? A. 90 B. 85 C. 95 D. 80
Last Answer : A. 90
Description : incidentally propose the geostationary scheme or orbit of the satellite in 1940s A. Arthur Clarke B. Carl Friedrich Gauss C. Samuel Morse D. Stephen Gray
Last Answer : A. Arthur Clarke
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 : 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