Physics
General
Easy
Question
The mass of a space ship is 1000 kg It is to be lauched from earth's surface out into free space the value of g and R (radius of earth) are 10ms-2 and 6400km respectively the required energy for this work will be
- 6.4
- 6.4
- 6.4
- 6.4
The correct answer is: 6.4
Related Questions to study
chemistry-
The pair of structures given below represent
The pair of structures given below represent
chemistry-General
physics
The mass and radius of the sun are 1.99
kg and R=6.96
m . The escape velocity of rocket from the sun is=...km/sec
The mass and radius of the sun are 1.99 kg and R=6.96m . The escape velocity of rocket from the sun is=...km/sec
physicsGeneral
chemistry-
Which of the following is the enantiomer of the structure ?
Which of the following is the enantiomer of the structure ?
chemistry-General
physics
A particle of mass M is situated at the center of a spherical shell of same mass and radius a the magnitude of gravitational potential at a point situated at a / 2 distance from the center will be
A particle of mass M is situated at the center of a spherical shell of same mass and radius a the magnitude of gravitational potential at a point situated at a / 2 distance from the center will be
physicsGeneral
physics
A particle of mass 10g is kept on the surface of a uniform sphere of mass 100 kg and radius 10 cm Find the work to be done aginst the gravitational force between them to take the particle is away from the sphere (G=6.67
SI unit)
A particle of mass 10g is kept on the surface of a uniform sphere of mass 100 kg and radius 10 cm Find the work to be done aginst the gravitational force between them to take the particle is away from the sphere (G=6.67 SI unit)
physicsGeneral
maths-
If, in a right angled triangle 
, the hypo AB=P then 
If, in a right angled triangle , the hypo AB=P then
maths-General
chemistry-
given
given
chemistry-General
chemistry-
The molecule represented by Newmann projection "
The molecule represented by Newmann projection "
chemistry-General
physics
The acceleration due to gravity on a plant is same as that on earth and its radius is four times that of earth. What will be the value of escape velocity on that planet if it is Ve on the earth
The acceleration due to gravity on a plant is same as that on earth and its radius is four times that of earth. What will be the value of escape velocity on that planet if it is Ve on the earth
physicsGeneral
chemistry-
The possible monochlorinated products of Methyl-cyclohexane is
The possible monochlorinated products of Methyl-cyclohexane is
chemistry-General
chemistry-
The binapthol (Bnp) is.–
The binapthol (Bnp) is.–
chemistry-General
chemistry-
In reaction 
X + Y Which of the following is incorrect about the reaction ?
In reaction X + Y Which of the following is incorrect about the reaction ?
chemistry-General
physics
The escape velocity for a body projected vertically upwards from the surface of earth is 11kms-1. If the body is projected at an angle of 456 with the vertical, the escape velocity will be
The escape velocity for a body projected vertically upwards from the surface of earth is 11kms-1. If the body is projected at an angle of 456 with the vertical, the escape velocity will be
physicsGeneral
chemistry-
Which of the following pair will not produce dihydrogen gas
Which of the following pair will not produce dihydrogen gas
chemistry-General
chemistry-
is added to following oxides. Which one would give 
is added to following oxides. Which one would give
chemistry-General
