What will be the escape speed from a planet of mass 6xx10^(16) kg and radius 3.6xx10^(4) m ?
Calculate the escape velocity from the surface of a planet of mass 14.8 xx 10^(22) kg. It is given that radius of the planet is 3.48 xx 10^(6) m.
A rocket is fired vertically with a speed of 5 km s^(-1) from the earth's surface. How far from the earth does the rocket go before returning to the erath? Mass of the earth = 6.0 xx 10^(24) kg , mean radius of the earth = 6.4 xx 10^(6) m. G = 6.67 xx 10^(-11) Nm^(2) kg^(-2) .
A rocket is fired vertically with a speed of 5 kms^(-1) from the earth's surface. How far from the earth does the rocket go before returning to the earth ? Mass of earth= 6.0xx10^(24) kg, mean radius of the earth = 6.4xx10^(6) m, G= 6.67xx10^(-11)Nm^(2)Kg^(-2).
Determine the escape velocity of a body from the moon. Take the moon to be a uniform sphere of radius 1.74 xx 10^(6) m , and the mass 7.36 xx 10^(22) kg ? ( G = 6.67 xx 10^(-11) Nm^(2) kg^(-2))
Calculate the ratio of electric and gravitational force between two protons. Charge of each proton is 1.6 xx 10^(-19)C , mass is 1.672 xx 10^(-27)kg and G= 6.67 xx 10^(-11) Nm^(2) kg^(-2) .
A satellite orbits the earth at a height of 3.6xx10^(6)m from its surface. Compute it’s a kinetic energy, b. potential energy, c. total energy. Mass of the satellite =500kg mass of the earth =6xx10^(24) kg, radius of the earth =6.4xx10^(6), G=6.67xx10^(-11)Nm^(2)kg^(-2) .
Calculate the mass of sum if the mean radius of the earth's orbit is 1.5xx10^(8)km and G=6.67xx10^(-11)Nxxm^(2)//kg^(2)
Calculate the escape velocity of a body from the moon. [g(moon) =1.67m//s^(2), R(moon) =1.74xx10^(6)m ]
A spaceship orbits around a planet at a height of 20 km from its surface. Assuming that only gravitational field of the planet acts on the spaceshop. What will be the number of complete revolutions made by the spaceship in 24 hours around the planet? [Given mass of plane =8xx10^(22)kg Radius of planet =2xx10^(6)m Gravitational constant G=6.67xx10^(-11)Nm^(2)//kg^(2) ]
