Home
Class 12
PHYSICS
The earth (mass = 10^(24) kg) revolves r...

The earth `(mass = 10^(24) kg)` revolves round the Sun with an angular velocity `2 xx 10^(-7) rad s^(-1)` in a circular orbit of radius `1.5 xx 10^(8)km`. Find the force exerted by the Sun on the earth (in `xx 10^(21)N)`.

A

`35 xx 10^(21)`

B

`27 xx10^(39)`

C

Zero

D

`18 xx 10^(25)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION - D (ASSERTION-REASON TYPE QUESTIONS)|15 Videos

  • GRAVITATION

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION - B (OBJECTIVE TYPE QUESTIONS)|22 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION - D|9 Videos

  • KINETIC THEORY

    AAKASH INSTITUTE ENGLISH|Exercise EXERCISE (ASSIGNMENT) SECTION - D Assertion - Reason Type Questions|10 Videos

Similar Questions

Explore conceptually related problems

A satellite of mass 200 kg revolves around of mass 5 xx 10^(30) kg In a circular orbit of radius 6.6 xx10^(6) m . Binding energy of the satellite is

If the earth is a point mass of 6 xx 10^(24) kg revolving around the sun at a distance of 1.5 xx 10^(8) km and in time, T = 3.14 xx 10^(7)s , then the angular momentum of the earth around the sun is

If the earth is a point mass of 6 xx 10^(24) kg revolving around the sun at a distance of 1.5 xx 10^(8) km and in time T = 3.14 xx 10^(7) s, then the angular momentum of the earth around the sun is

The mass of the earth is 6 × 10^(24) kg and that of the moon is 7.4 xx 10^(22) kg. If the distance between the earth and the moon is 3.84xx10^(5) km, calculate the force exerted by the earth on the moon. (Take G = 6.7 xx 10^(–11) N m^(2) kg^(-2) )

A comet of mass 10^(8) kg travels around the sun in an elliptical orbit . When it is closed to the sun it is 2.5 xx 10 ^(11) m away and its speed is 2 xx 10 ^(4) m s^(-1) Find the change in kinetic energy when it is farthest from the sun and is 5 xx 10 ^(10) m away from the sun

The moon takes about 27.3 days to revolve around the earth in a nearly circular orbit of radius 3.84xx10^5 km . Calculate the mass of the earth from these data.

The earth is rotating with an angular velocity of 7.3 xx 10^(-5) rad/s. What is the tangential force needed to stop the earth in one year ? Given moment of inertia of the earth about the axis of rotation = 9.3 xx 10^(37) m^(2) . Radius of the earth = 6.4 xx 10^(6) m

The mean orbital radius of the Earth around the Sun is 1.5 xx 10^8 km . Estimate the mass of the Sun.

Find the mass of the sun from the following data. The mean orbital radius of earth around the sun is 1.5 xx 10^(8) km.

The ratio of earth.s orbital angular momentum (about the Sun) to its mass is 4.4 xx 10^(15) m^(2)s^(-1). Find the area enclosed by earth.s orbit.

AAKASH INSTITUTE ENGLISH-GRAVITATION -ASSIGNMENT SECTION - C (PREVIOUS YEARS QUESTIONS)
  1. Which of the following graphs shows the variation of acceleration d...

    Text Solution

    |

  2. At what altitude (h) above the earth's surface would the accelratio...

    Text Solution

    |

  3. If the gravitational force between two objects were proportional to (1...

    Text Solution

    |

  4. The distance of two planets from the sun are 10^(13) and 10^(12) m res...

    Text Solution

    |

  5. The radius of the earth is about 6400 km and that of is about 3200 km....

    Text Solution

    |

  6. The earth (mass = 10^(24) kg) revolves round the Sun with an angular v...

    Text Solution

    |

  7. Two particles of equal mass go around a circle of radius R under the a...

    Text Solution

    |

  8. The acceleration due to gravity g and density of the earth rho are rel...

    Text Solution

    |

  9. What will be the formula of the mass in terms of g,R and G ? (R = radi...

    Text Solution

    |

  10. The time of revolution of planet A round the sun is 8 times that of an...

    Text Solution

    |

  11. The escape velocity of a body on the surface of the earth is 11.2km//s...

    Text Solution

    |

  12. The escape velocity of a sphere of mass m is given by (G= univesal gra...

    Text Solution

    |

  13. A body of weight 72 N moves from the surface of earth at a height ...

    Text Solution

    |

  14. A planet has mass equal to mass of the earth but radius one fourt...

    Text Solution

    |

  15. With what velocity should a particle be projected so that its maximum ...

    Text Solution

    |

  16. A body of mass m is placed on the earth's surface. It is then taken fr...

    Text Solution

    |

  17. The acceleration due to gravity on the planet A is 9 times the acceler...

    Text Solution

    |

  18. Two spheres of masses m and M are situated in air and the gravitationa...

    Text Solution

    |

  19. The density of newly discovered planet is twice that of the earth. The...

    Text Solution

    |

  20. A ball is dropped from a satellite revolving around the earth at a hei...

    Text Solution

    |