Home
Class 11
PHYSICS
A space-ship entering the earth's atmosp...

A space-ship entering the earth's atmosphere is likely to catch fire. This is due to

A

The surface tension of air

B

the viscocity of air

C

the high temperature of upper atmosphere

D

the greater portion of oxygen in the atmosphere at greater height

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    NARAYNA|Exercise LEVEL I(C.W.)|51 Videos

  • GRAVITATION

    NARAYNA|Exercise LEVEL II (C.W.)|38 Videos

  • GRAVITATION

    NARAYNA|Exercise EXERCISE -IV|40 Videos

  • FRICTION

    NARAYNA|Exercise Passage type of questions I|6 Videos

  • KINETIC THEORY OF GASES

    NARAYNA|Exercise LEVEL-III(C.W)|52 Videos

Similar Questions

Explore conceptually related problems

The earth's atmosphere is richer in

The lowest layer of earth's atmosphere is

Earth's atmosphere is transparent for

The outermost layer of the Earth's atmosphere is

Statemet-1: the electrical conductivity of earth's atmosphere increases with altitude. Statement -2: The high energy particles (i.e., gamma - rays and cosmic rays) coming from outer space while entering our earth's atmosphere cause ionization of the atoms of the gases present in the atmosphere and their energy decreases as they approach to earth.

NARAYNA-GRAVITATION-C.U.Q
  1. An artificial satellite of the earth releases a packet. If air resista...

    Text Solution

    |

  2. A satellite is moving in a circular orbit round the earth. If any othe...

    Text Solution

    |

  3. A space-ship entering the earth's atmosphere is likely to catch fire. ...

    Text Solution

    |

  4. An astronaut orbiting the earth in a circular orbit 120km above the su...

    Text Solution

    |

  5. Following physical quantity is constant where a planet that revolves a...

    Text Solution

    |

  6. A satellite launching statian should be

    Text Solution

    |

  7. When a satellite in a circular orbit around the earth enters the atmos...

    Text Solution

    |

  8. The period of a satellite moving in a circular orbit near the surface ...

    Text Solution

    |

  9. Out of the following statements, the one which correctly describes a s...

    Text Solution

    |

  10. When an astronaut goes out of his space-ship into the space he will

    Text Solution

    |

  11. When the height of a satellite increases from the surface of the earth...

    Text Solution

    |

  12. A satellite S is moving in an elliptical orbit around the earth. The m...

    Text Solution

    |

  13. If S1 is surface satellite and S2 is geostationary satellite, with tim...

    Text Solution

    |

  14. A relay satellite transmits the television programme from one part of ...

    Text Solution

    |

  15. The following statement is correct about the motion of earth satellite...

    Text Solution

    |

  16. An artificial satellite of mass m is revolving round the earth in a ci...

    Text Solution

    |

  17. A satellite is revolving round the earth. Its kinetic energy is Ek. Ho...

    Text Solution

    |

  18. If the universal gravitational constant increases uniformly with time,...

    Text Solution

    |

  19. Two satellites of masses m1 and m2 (m1 gt m2) are revolving around ear...

    Text Solution

    |

  20. An earth satellite is moved from one stable circular orbit to another ...

    Text Solution

    |