An extrasolar planet has mass 1.27E+25_kg and radius 67400000_m. What is the escape speed for this planet? 11440.m/s В. 12230_m/s 5014_m/s А. D. 16190.m/s 1973.m/s 9206 m/s Е. С. F.
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A: Data Given , Mass of the earth ( M ) = 5.97 × 1024 kg Radius of the earth ( R ) = 6.38 × 106 m…
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Q: NASA IS EXPECTED TO SEND A 2600 KG SATELLITE 450 KM ABOVE THE EARTH'S SURFACE. A. WHAT IS ITS…
A: r=Rearth+h=6400 km+450 km=6850 km
Q: NASA is expected to send a 2600-kg satellite 450 km above the eart surface. What is its radius?what…
A: Mass of satellite (M) = 2600 kg distance of satellite above the surface of earth = 450 km mass of…
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Q: The value of g at Earth's surface is about 10m/s2. What is the value of g at a distance of twice…
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Q: 1. NASA is expected to send a 2600-kg satellite 450 km above the earth's surface. (a) What is its…
A: Given data: The mass of the satellite, m=2600 kg. The height of the satellite above the earth's…
Q: 1. nasa is expected to send a 2600-kg satellite 450 km above the earth's surface. (a) what is its…
A: Given data: Mass of satellite is, m=2600 kg. Distance above the surface of earth is, h=450 km. Mass…
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Q: 1. NASA is expected to send a 2600-kg satellite 450 km above the earth's surface. (a) What is its…
A: Given: The mass of the satellite is 2500 kg. The height from the earth's surface is 450 km. The mass…
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A: Q3. Given that Mass of the distant planet MP = 2 ME Radius of the distant planet RP = 2 RE
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Q: 2. NASA is expected to send a 2600-kg satellite 450 km above tine What is its radius? (The earth's…
A: Solution: Given that mass of staellite m = 2600 kg r = 450 km above the earth's surface = 4.5 x 105…
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- (a) One of the moons of Jupiter, named Io, has an orbital radius of 4.22 108 m and a period of 1.77 days. Assuming the orbit is circular, calculate the mass of Jupiter, (b) The largest moon of Jupiter, named Ganymede, has an orbital radius of 1.07 109 m and a period of 7.16 days. Calculate the mass of Jupiter from this data, (c) Are your results to parts (a) and (b) consistent? Explain.An object of mass m is located on the surface of a spherical planet of mass M and radius R. The escape speed from the planet does not depend on which of the following? (a) M (b) m (c) the density of the planet (d) R (e) the acceleration due to gravity on that planetWhen Sedna was discovered in 2003, it was the most distant object known to orbit the Sun. Currently, it is moving toward the inner solar system. Its period is 10,500 years. Its perihelion distance is 75 AU. a. What is its semimajor axis in astronomical units? b. What is its aphelion distance?
- A number of gas giant planets orbiting other stars at distances less than 1 A.U. have been discovered. Because of their proximity to their parent stars, and their compositional similarity to Jupiter, they have been labeled “Hot Jupiters”. The orbital radius of one of these planets is 0.06 A.U. with average orbital speed 600 km/sec. What is the length of this planet’s year in Earth (solar) days? Estimate the mass, M, of its parent star in terms of the mass of the sun (M) using Newton’s first form of Kepler’s 3rd Law. Calculate the star’s luminosity, L, in terms of the luminosity of the sun (L☉), Note: (LL=MM4where L ~ 4 × 1026 W ). The radius of this planet is 1.5 times the radius of Jupiter. Assuming its equilibrium temperature is the temperature at which the planet radiates as much energy as it receives from its star, estimate the temperature of the planet. The value of the planet’s albedo is 0.8. (NOTE: The intensity of the star’s radiant power at a distance d from the star is…32. At a given point above the surface of the Earth, the gravitational acceleration is equal to 5.4 m/s². Take the Earth mass M = 5.97x1024 kg and radius R = 6378 km. The altitude of this point, above the surface of the Earth, in km, is closest to: 33. What does the scale read? (Hint: t = rxF) a. 6900 b. 2800 C. 4200 d. 5700 e. 2200 a. b. C. d. a. b. C. d. e. C. 34. A solid cylinder of 5 cm radius is positioned on a frictionless plane inclined at 30 degrees above horizontal. A force F is exerted by a string wrapped around the spool. When F has a certain critical value the center of mass of spool does not move. When this is the case, what is the angular acceleration of the spool? (Hint: t = la) 0001 1910 a. b. e. 500 N 1000 N 2000 N 4000 N 392 rad/s² 340 rad/s² 260 rad/s² 196 rad/s² 98 rad/s² Scale 30" Massless rod 1000 N 4.05 138 35. Two buckets spin around in a horizontal circle on frictionless bearings. Suddenly, it starts to rain. As result, The buckets speed up because the…25. A rocket is launched from the surface of a planet with mass M and radius R. What is the minimum velocity the rocket must be given to completely escape from the planet’s gravitational field? A. (2GM/R)1/2 B. (2GM/R)3 C. (GM/R)1/2 D. 2GM/R
- 3. The gravitational acceleration at Earth's surface (ge) is about 10 m/s? and ge = GM/R?. What is gp at the surface of a planet with 2X Earth's mass and 3X Earth's radius?a). Calculate the escape velocity of our solar system, from the surface of the sun. b). What velocity would an object leaving Earth need, to escape from our solar system? (ignore the gravitational effect from Earth and other planets for a & b)The mass of planet A is 116 times the mass of planet B. The distance between the centres of the two planets is 125 times the radius of planet A : R, = 7016.9 km.Find the centre of mass of the two-planet system. %3D [Recommended time : 10-12 minutes] a. 14993.4 km b. 6460.0 km O c. 7496.7 km O d. 7561.3 km NEXT PAGE
- The mass of planet A is 81 times the mass of planet B. The distance between the centres of the two planets is 83 times the radius of planet A: R, = 5708.7 km.Find the centre of mass of the two-planet system. %3D [Recommended time : 10-12 minutes] O a. 5504.8 km O b. 11556.6 km O c. 5778.3 km O d. 5849.7 km2. a. Consider two planets orbiting a distant star. Planet A is further from the star. A is orbiting at a speed of 14625 m/s and has an orbital period of 12.45 years. What is the radius of A's orbit? Hint: remember to convert the period into seconds. 4.57E11 Previous submissions: 457000000000 b. What is the mass of the star? 1.465E30 Previous submissions: 1.465e30 kg c. Planet B is closer in. B has a larger velocity of 38500 m/s. What is the radius of B's orbit? 6.598E10 Previous submissions: m 65980000000 m m kg m incorrect incorrect V incorrect3. The gravitational acceleration at Earth's surface (ga) is about 10 m/s? and ge = GM/R2. What is g, at the surface of a planet with 2X Earth's mass and 3X Earth's radius?