Minimum speed which a body must have to escape from the earth's gravitational force is called?

Minimum speed which a body must have
to escape from the earth's gravitational force is
called?
by

1 Answer

Answer :

Escape Velocity
by

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The earth's gravitational force field is said to be conservative force field because a.The work acted by the earth's gravitational field on a particle is independent on the path traced out by the particle b.The work acted by the erth's gravitational field will cause same path for all particles irrespective of their mass c.The direction of gravitational force is fixed d.The gravitational field has only single directional component always acting normal to a body e.The value of gravitational force rise is fixed

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Last Answer : a. The work acted by the earth's gravitational field on a particle is independent on the path traced out by the particle

A body can escape the gravitational pull of the earth if it is thrown up with a velocity of? A. 25 miles per sec b ) 60 miles per sec C. 7 miles per sec (Answer) D. 10 miles per sec E. None of these

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Our weight, as measured by the spring weighing machine is equivalent of A. The total gravitational force that Earth exerts on us B. The total centripetal force required to keep us moving on Earth's axis C. The total gravitational force that Earth exerts on us + The total centripetal force required to keep us moving on Earth's axis D. The total gravitational force that Earth exerts on us - The total centripetal force required to keep us moving on Earth's axis

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Velocity of escape is equal to A. r × √(2g); where r: radius of Earth or any other planet for that matter, g: gravitational field strength B. g × √(2r); where r: radius of Earth or any other planet for that matter, g: gravitational field strength C. √(2g) ⁄ r; where r: radius of Earth or any other planet for that matter, g: gravitational field strength D. √(2gr); where r: radius of Earth or any other planet for that matter, g: gravitational field strength

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Would the gravitational force of a paper plate the size of our solar system crush someone standing at the middle of the plate?

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The law of conservation of mechanical energy is valid a.Irrespective of the nature of force field b.Only in gravitational field c.Only if the total work done by the particle in moving around in a closed trajectory is zero d.Only if the force is tangential to the trajectory e.None of the above

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Explain that gravitational force is an untouchable force ?

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What is the English language of gravitational force ?

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What is the English language of gravitational force ?

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