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Earn 100

Mark the correct statement

(i) Escape velocity does not depend on mass of body

(ii) If total energy of a satellite becomes positive, it escapes from earth

(iii) Orbit of geostationary orbit is called parking orbit

50% studentsanswered this correctly

Important Questions on Gravitation

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Gamma Question Bank for Medical Physics>Chapter 8 - Gravitation>Assignment>Q 1
If escape velocity on the surface of earth is 11.2 km s-1 then the escape velocity from  a planet whose mass is same as that on earth and radius 19 that of earth is
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Gamma Question Bank for Medical Physics>Chapter 8 - Gravitation>Assignment>Q 2
The distance of two planets from sun are nearly 10 10 m and 109 m respectively. Their time period of rotation around the sun will be in the ratio of
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Gamma Question Bank for Medical Physics>Chapter 8 - Gravitation>Assignment>Q 3
At what depth from the earth surface, the value of acceleration due to gravity will be half as that on the surface of earth? ( R is radiusof earth )
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Gamma Question Bank for Medical Physics>Chapter 8 - Gravitation>Assignment>Q 4
Which one of the following plots represent the variation of gravitational potential V with distance r due to a thin spherical shell of radius?(r is measured from the center of shell)
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Gamma Question Bank for Medical Physics>Chapter 8 - Gravitation>Assignment>Q 5
If the angular speed of earth increases, then the value of acceleration due to gravity at poles 
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Gamma Question Bank for Medical Physics>Chapter 8 - Gravitation>Assignment>Q 6
Which of the following is not correct about gravitational force.
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Gamma Question Bank for Medical Physics>Chapter 8 - Gravitation>Assignment>Q 7
When a body is taken from the equator to the poles, its mass
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Gamma Question Bank for Medical Physics>Chapter 8 - Gravitation>Assignment>Q 8
At what height from the surface of earth, the acceleration due to gravity be 25% of that at the earth's surface? (Radius of earth is R)