Chapter 12 – Gravitation
The additional kinetic energy to be provided to a satellite of mass m revolving around a planet of mass M, to transfer it from a circular orbit of radius R1 to another of radius R2 (R2 > R1) is
15
Sep
The additional kinetic energy to be provided to a satellite of mass m revolving around a planet of mass M, to transfer it from a circular orbit of radius R1 to another of radius R2 (R2 > R1) is The additional kinetic energy to be provided to a satellite of mass m revolving around a [...]
In the satellite if the time of revolution is T, take K.E is proportional to
15
Sep
In the satellite if the time of revolution is T, take K.E is proportional to In the satellite if the time of revolution is T take K.E is proportional to September 15, 2020 Category: Cengage NEET by C.P Singh , Chapter 12 - Gravitation , Part 1 ,
If a satellite orbits as close to the earth’s surface as possible,
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Sep
If a satellite orbits as close to the earth’s surface as possible, If a satellite orbits as close to the earth's surface as possible September 15, 2020 Category: Cengage NEET by C.P Singh , Chapter 12 - Gravitation , Part 1 ,
Two satellites of earth, S1 and S2, are moving in the same orbit. The mass of S1 is four times the mass of S2. Which of the following statements is true?
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Sep
Two satellites of earth, S1 and S2, are moving in the same orbit. The mass of S1 is four times the mass of S2. Which of the following statements is true? are moving in the same orbit. The mass of S1 is four times the mass of S2. Which of the following statements is true? [...]
The mean radius of the earth is R, its angular speed about its own axis ω and the acceleration due to gravity at the earth surface is g. The cube of radius of orbit of ‘geostationary satellite’ will be
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Sep
The mean radius of the earth is R, its angular speed about its own axis ω and the acceleration due to gravity at the earth surface is g. The cube of radius of orbit of ‘geostationary satellite’ will be its angular speed about its own axis ω and the acceleration due to gravity at the [...]
Two small satellites move in circular orbits around the earth, the distances r and r+Δr from the centre of the earth. Their time period of rotation are T and T+ΔT. (Δr
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Sep
Two small satellites move in circular orbits around the earth, the distances r and r+Δr from the centre of the earth. Their time period of rotation are T and T+ΔT. (Δr the distances r and r+Δr from the centre of the earth. Their time period of rotation are T and T+ΔT. (Δr Two small satellites [...]
A satellite is launched into a circular orbit of radius R around the earth. A second satellite is launched into an orbit of radius 1.01R. The period of second satellite is larger than the first one by approximately
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Sep
A satellite is launched into a circular orbit of radius R around the earth. A second satellite is launched into an orbit of radius 1.01R. The period of second satellite is larger than the first one by approximately An asteroid of mass m is approaching earth initially at a distance 10 RE with speed vi. [...]
The distances of two satellites from the surface of the earth are R and 7R. Their time periods of rotation are in the ratio
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Sep
The distances of two satellites from the surface of the earth are R and 7R. Their time periods of rotation are in the ratio The distances of two satellites from the surface of the earth are R and 7R. Their time periods of rotation are in the ratio September 15, 2020 Category: Cengage NEET by [...]
Suppose the gravitational force varies inversely as the nth power of distance, then the time period of a planet in circular orbit of radius R around the sun will be proportional to.
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Sep
Suppose the gravitational force varies inversely as the nth power of distance, then the time period of a planet in circular orbit of radius R around the sun will be proportional to. Suppose the gravitational force varies inversely as the nth power of distance then the time period of a planet in circular orbit of [...]
An asteroid of mass m is approaching earth, initially at a distance 10 RE with speed vi. It hits earth with a speed vf (RE and ME are radius and mass of earth),. Then
15
Sep
An asteroid of mass m is approaching earth, initially at a distance 10 RE with speed vi. It hits earth with a speed vf (RE and ME are radius and mass of earth),. Then An asteroid of mass m is approaching earth initially at a distance 10 RE with speed vi. It hits earth with [...]