The value of escape velocity on a certain planet is 2km/s. Then the value of orbital speed for a satellite orbiting close to its surface is ___________ a) 12km/s b) 1km/s c) √2km/s d) 2√2km/s

Q: The velocity of a planet is the greatest at perigee. a) True b) False

A: True or False: The velocity of a planet is the greatest at perigee

Q: I am on a mysterious planet that has a mass 4 times that of Earth and measure the force on a 1 kg…

A: Write the expression for the force on the object exerted by Earth. Fe=GMemRe2

Q: The velocity of a planet is constant throughout its elliptical trajectory in an orbit. a) True…

A: B

Q: An asteroid is discovered in a nearly circular orbit around the Sun, with an orbital radius that is…

A: Kepler's third law states that the square of the period is directly proportional to the cube of the…

Q: The International Space Station (ISS) orbits Earth at an altitude of about 350 km above Earth’s…

A: Altitude , H = 350 km To find = a) Speed needed by the ISS to maintain orbit .                 b)…

Q: If the mass and radius of Mars are 6.39 × 1023 kg and 3.4 × 106 m, respectively, what is the escape…

A:

Q: Scientists want to place a 3 x 10³ kg satellite in orbit around Mars. They plan to have the…

A:

Q: Planet Y is, on average, 1.434 billion km away from the sun . Estimate the length in Earth years of…

A: Given: The average distance of the planet from the sun is rp=1.434 billion km =1.434×109 km. The…

Q: the eccentricities of the planetary orbits were taken as zero, then the sun is at the centre of the…

A: True or false the eccentricities of the planetary orbits were taken as zero, then the sun is at the…

Q: etermine the location where an object with mass m0 when placed between the moon and earth…

A: We know that the  formula  gravitational force is given as  Fg=G Mm0d2 where M is the mass of the…

Q: A moon is orbiting its planet in UCM. If the planet has a mass of 2.6 x 1026kg and the moon is…

A: Given data: The moon have uniform circular motion  Mass of planet (M) = 2.6×1026 kg Speed (v) =…

Q: PLANETARY MOTION: Supply the missing value for the eccentricities of the planets Aphelion Perihelion…

A: If a= semi major axis and e is the eccentricity then Aphelion = a(1+e) and Perihelion = a(1-e) We…

Q: Apollo11's revolution around the Moon was adjusted to an average orbit of 111 km.  The radius of the…

A:

Q: What is the magnitude of the ratio of KE and PE of a satellite revolving around a planet in a…

A: To find: What is the magnitude of the ratio of KE and PE of a satellite revolving around a planet in…

Q: A martian (of mass 200 kg) is located 300 km above the surface of Mars. What is the magnitude of the…

A:

Q: gravitational force between Mars and Deimos

A: a) Write the expression for gravitational force,

Q: The mass of Mars is 6.42 × 10^23 kg and when it is closest to earth it is 54 million km away. a)…

A: Given: The mass of Mars is 6.42 × 10^23 kg The distance  between earth and mars, r=54 million km To…

Q: The escape velocity in earth is 11.2km/s. What will be its value on a planet whose radius is double…

A: Option b

Q: Determine the gravitational force of attraction between the Earth and Jupiter given the mass of the…

A:

Q: Scientists want to place a 4 × 103 kg satellite in orbit around Mars. They plan to have the…

A: The expression for the radius from the escape velocity relation is: r=2Gmmarsv2 Here, v is the speed…

Q: A planet Mars has a mass of 6.4x10^23 kg and its moon, Phobos has a mass of 9.6x10^15 kg. The…

A: The gravitational force between two bodies of mass m1 and m2 placed 'r' distance apart is given by :…

Q: Sketch the earth and mars, showing the center of the planets being separated by a distance d = 3 x…

A:

Q: Earth Mars Saturn answers, include units Mass of planet (kg) 5.972x1024 6.417x102 5.683x102 1 AU=…

A: Given, Mass of the Sun, Msun=1.989×1030kg a.  The time period of Mars, T=1.88yrs According to…

Q: The mass of planet X is 6.4 x 1023 kg and the aceleration of gravity on its surface is 3.7 m/s², if…

A: Let M be the planet’s X mass, g be the gravitational acceleration on the surface.

Q: Mars has an orbital radius of 1.523 AU and an orbital period of 687.0 days. What is its average…

A: The formula of average speed of mass is as follows; v=2πRT…

Q: .) Which of the following quantities would change the speed the satellite needs to orbit at? a.)the…

A: Orbital velocity  V0=GM/r             r= R+H     M= Mass of Mars GIVEN mmars = 6.4191 x 1023 kgrmars…

Q: Problem 1 ysterious new planet has a radius of R = 6750 kilometers (km) and a mass of M = 2.75×1024…

A: Given, R = 6750 km M = 2.75 x 1024 kg h = 850 km G = 6.67 x 10-11 Nm2kg-2   (a) Speed of orbit , v =…

Q: Gm , where g = The surface gravity, g, on a planet can be calculated using the formula: • G =…

A: (9) (a) Given information: The mass of the Venus, mv=4.87×1024 kg The radius of the Venus,…

Q: 6.) Planet X has 10 times the mass of the Earth’s mass. The star that it orbits has the same mass as…

A:

Q: The radius of a satellites orbit around the Earth varies inversely with the square of the velocity…

A: Given The radius of a satellites orbit around the Earth varies inversely with the square of the…

Q: An asteroid is discovered in a nearly circular orbit around the Sun, with an orbital radius that is…

A:

Q: Comets travel around the sun in elliptical orbits with large eccentricities. If a comet has speed…

A: