Physics

#### The distance of a geo-stationary satellite from the center of the earth (Radius R=6400 km ) is nearest to

PhysicsGeneral

- 7R
- 10R
- 5R
- 18R

#### Answer:The correct answer is: 7R

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^{2+}< Cr^{2+}< Fe^{2+ }< Mn^{2+}#### Which of the following arrangements does not represent the correct order of the property stated against it?

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The unpaired electrons in Fe

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^{2+}< Cr^{2+}< Fe^{2+ }< Mn^{2+}physics

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Orbital velocity of earth’s satellite near the surface is 7kms^{-1}. when the radius of orbit is 4 times that of earth's radius, then orbital velocity in that orbit is....kms^{-1}

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#### A satellite moves around the earth in a circular orbit of radius r with speed v, If mass of the satellite is M, its total energy is

#### A satellite moves around the earth in a circular orbit of radius r with speed v, If mass of the satellite is M, its total energy is

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