Home
Class 11
PHYSICS
An astronaut on the moon measures the ac...

An astronaut on the moon measures the acceleration due to gravity to be `1.7 ms^(-2)` . He known that the radius of the moon is about `0.27` times that of the earth . Find the ratio of the mass of the earth to that of the moon , if the value of g on the earth's surface is `9.8 ms^(-2)` .

Promotional Banner

Topper's Solved these Questions

  • FLUIDS AT REST

    SL ARORA|Exercise Problem|19 Videos

  • FLUIDS AT REST

    SL ARORA|Exercise Problem for self practice|69 Videos

  • FLUIDS IN MOTION

    SL ARORA|Exercise All Questions|117 Videos

Similar Questions

Explore conceptually related problems

The radius and acceleration due to gravity of the moon are 1/4 and 1/5 that of the earth, the ratio of the mass of the earth to mass of the moon is

If acceleration due to gravity on the surface of moon is (1//5)^("th") that at the surface of the earth and radius of the moon is (1//4)^("th") that of the earth, then the ratio of the mass of the earth to mass of moon is

The acceleration due to gravity at the moon's surface is 1.67 ms^(-2) . If the radius of the moon is 1.74 xx 10^(6) m , calculate the mass of the moon.

The mass of moon is about 0.012 times that of earth and its diameter is about 0.25 times that of earth .The value of G on the moon will be

The mass of the moon is about 1.2% of the mass of the earth. Compared to the gravitational force the earth exerts on the moon, the gravitational force the moon exerts on earth

The acceleration due to gravity on the Earth's surface is about 6 times that on the Moon. The radius of the Moon is nearly (4)/(18) times that of the Earth. The ratio of the binding energy of a body at rest on the Earth's surface to that on the Moon's surface is about

The value of acceleration due to gravity 'g' on the surface of the moon with radius 1/2 that of the earth and same mean density as that of the earth

The mass of the earth is 81 times that of the moon and the radius of the earth is 3.5 times that of the moon. The ratio of the escape velocity on the surface of earth to that on the surface of moon will be

The acceleration due to gravity on the surface of the moon = (1)/(6) the acceleration due to gravity on the surface of the earth. What will be the mass of a steel ball on the surface of the moon, if its mass on the surface of the earth is 6 kg ?

SL ARORA-FLUIDS AT REST-Problem for self practice
  1. An astronaut on the moon measures the acceleration due to gravity to b...

    Text Solution

    |

  2. A force of 40 N is applied on a nail , whose tip has an area of cross-...

    Text Solution

    |

  3. Atmospheric pressure is 1.01 xx 10^(5) Pa. How large a force does the ...

    Text Solution

    |

  4. The force on a Phonograph needle is 1.2 N. the point has a circular cr...

    Text Solution

    |

  5. A cylinderical vessel contaning liquid is closed by a smooth piston of...

    Text Solution

    |

  6. The cross-section of two piston in hydraulic press are 2cm^(2) "and" 1...

    Text Solution

    |

  7. The average mass that must be lifted by a hydraulic press is 80 "kg".I...

    Text Solution

    |

  8. In a hydraulic press used for compressing cotton the area of the pisto...

    Text Solution

    |

  9. An automobile sack is lifted by a hydraulic jack that consists of two ...

    Text Solution

    |

  10. What is the minimum pressure required to force blood from the heart to...

    Text Solution

    |

  11. A column of water 40 cm height supports a 30 cm column of an unknown l...

    Text Solution

    |

  12. If the water pressure gauge shows the pressure at ground floor to be 2...

    Text Solution

    |

  13. A cylinderical jar of cross-sectional area of 50 cm^(2) is filled with...

    Text Solution

    |

  14. Water is filled in a flask upto a height of 20cm. The bottom of the fl...

    Text Solution

    |

  15. The density of asir ner earth's surface is 1.3kgm^-3 and the atmospher...

    Text Solution

    |

  16. A vertical U-tube of uniform inner cross-section contains mercury in ...

    Text Solution

    |

  17. Two liquids of specific gravity 1.2 "and" 0.84 are poured into the l...

    Text Solution

    |

  18. The area of cross-section of the wider tube shown in fig., is 800cm^(2...

    Text Solution

    |

  19. A barometer kept in an elevator accelerating upwards reads 76 cm of Hg...

    Text Solution

    |

  20. How much will a body of 70 N weight in water if it displaces 20 ml of...

    Text Solution

    |

  21. A solid weighs 6 kg in air. If its density is 2000 "kg" m^(3) what wil...

    Text Solution

    |