Home
Class 11
PHYSICS
A particle takes a time t(1) to move dow...

A particle takes a time `t_(1)` to move down a straight tunnel from the surface of earth to its centre. If gravity were to remain constant this time would be `t_(2)` calculate the ratio `(t_(1))/(t_(2))`

Text Solution

Verified by Experts

The correct Answer is:
`[(pi)/(2sqrt(2))]`
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Discussion Qns|31 Videos

  • GRAVITATION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Concetual MCQ|39 Videos

  • GRAVITATION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical|94 Videos

  • FLUID MECHANICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problems|86 Videos

  • KINEMATICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Pro.|83 Videos

Similar Questions

Explore conceptually related problems

A train accelerates from at the constant rate b for time t_(2) at a constant rate a and then it retards at the comes to rest. Find the ratio t_(1) // t_(2) .

A particle move with velocity v_(1) for time t_(1) and v_(2) for time t_(2) along a straight line. The magntidue of its average acceleration is

A particle moves with a velocity v(t)= (1/2)kt^(2) along a straight line . Find the average speed of the particle in a time t.

A partical in SHM ha a period of 4s .It takes time t_(1) to start from mean position and reach half the amplitude. In another case it taken a time t_(2) to start from mean position and reach half the amplitude. Find the ratio t_(1)//t_(2)

A simple pendulum has a time period T_(1) on the surface of earth of radius R. When taken to a height of R above the earth's surface, its time period is T_(2) , ratio (T_(2))/(T) is

The time period of a simple pendulum is T_(1) on the surface of earth. If taken to a height 2 R above the surface of earth, the time period becomes T_(2) . What will be the value of T_(1)//T_(2) ? (R is the radius of earth).

A ring takes time t_(1) in slipping down an inclined plane of length L, whereas it takes time t_(2) in rolling down the same plane. The ratio of t_(1) and t_(2) is -

Time period of a pendulum on earth surface is T_1 . It is arranged on earth surface at a height R and thus its time period is T_2 . What is the ratio of T_1 and T_2 ?

A particle is moving in a straight line. At time t, the distance between the particle from its starting point is given by x =t- 9t^(2) + t^(3) . lts acceleration will be zero at

PHYSICS GALAXY - ASHISH ARORA-GRAVITATION-Particle Exercise
  1. A satellite is to revolve around the earth in a circle of radius 8000 ...

    Text Solution

    |

  2. Assume the radius of the earth to be 6.4xx10^(6)m a. Calculate the t...

    Text Solution

    |

  3. A satellite of mass 2xx10^(3)kg has to be shifted from an orbit of rad...

    Text Solution

    |

  4. A double star is a system of two starts moving around the centre of in...

    Text Solution

    |

  5. If a planet was suddenly stopped in its orbit supposed to be circular,...

    Text Solution

    |

  6. A particle takes a time t(1) to move down a straight tunnel from the s...

    Text Solution

    |

  7. A planet of mass M moves around the Sun along an ellipse so that its m...

    Text Solution

    |

  8. Suppose we have made a model of the Solar system scaled down in the ra...

    Text Solution

    |

  9. Two Earth's satellites move in a common plane along circular orbits. T...

    Text Solution

    |

  10. A satellite is put in an orbit just above the earth's atmosphere with ...

    Text Solution

    |

  11. A cosmic body A moves to the sun with velocity v(0)(when far from the ...

    Text Solution

    |

  12. Two satellites S(1) and S(2) revolve round a planet in coplaner circul...

    Text Solution

    |

  13. If a planet revolve around the sun in an elliptical orbit such that it...

    Text Solution

    |

  14. For a low altitude orbit if r ~= r(p), where r(p) is planet radius, sh...

    Text Solution

    |

  15. What should be the orbit radius of a communication satellite that it c...

    Text Solution

    |

  16. The radius of a planet is R1 and a satellite revolves round it in a ci...

    Text Solution

    |

  17. The small dense stars rotate about their common centre of mass as a bi...

    Text Solution

    |

  18. An artificial satellite is moving in a circular orbit around the earth...

    Text Solution

    |

  19. A particle is projected from point A, that is at a distance 4R form th...

    Text Solution

    |

  20. A mass of 6xx10^(24) kg is to be compressed in a sphere in such a way ...

    Text Solution

    |