GravitationGravitational Potential (NEET Physics): Questions 1  4 of 8
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Question number: 1
» Gravitation » Gravitational Potential
Assertion (Ꭺ)
Gravitational potential of earth at every place on it is negative.
Reason (Ꭱ)
Everybody on earth is bound by the attraction of earth.
Choices
Choice (4)  Response  

a.  Ꭺ is false but Ꭱ is true 

b.  Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ 

c.  Both Ꭺ and Ꭱ are false 

d.  Ꭺ is true but Ꭱ is false 

Question number: 2
» Gravitation » Gravitational Potential
Question
Two satellites S _{1} and S _{2} revolve round a planet in the same direction in circular orbits. Their periods of revolutions are 1 hour and 6 hour respectively. The radius of S _{1} is 1.5 ⨯ 10 ^{5 } km. The velocity of S _{2} with respect to S _{1} will be
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 3
» Gravitation » Gravitational Potential
Question
Two satellites S _{1} and S _{2} revolve round a planet in the same direction in circular orbits. Their periods of revolutions are 1 hour and 8 hour respectively. The radius of S _{1} is 10 ^{4 } km. The velocity of S _{2} with respect to S _{1} will be
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 4
» Gravitation » Gravitational Potential
Question
The radius of the earth is R _{e} and the acceleration due to gravity at its surface is g. The work required in raising a body of mass m to a height h form the surface of the earth will be,
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

