Home
Class 10
MATHS
The height of a tower is 10 m. What i...

The height of a tower is 10 m. What is the length of its shadow when Suns altitude is `45o` ?

Promotional Banner

Topper's Solved these Questions

  • REAL NUMBERS

    RD SHARMA|Exercise All Questions|180 Videos

  • STATISTICS

    RD SHARMA|Exercise All Questions|230 Videos

Similar Questions

Explore conceptually related problems

The height of a tower is 15 m. The length of its shadow is 5sqrt(3) m when Sun's altitude is 30^(@) . Is it True or False

The shadow of a tower is 15 m when the Sun's altitude is 30^(@) . What is the length of the shadow when the Sun's altitude is 60^(@) ?

If the shadow of a tower is 30 m when the sun's altitude is 30^(@) what is the length of the shadow when the sun's altiutude is 60^(@) ?

The shadow of a tower is 15m, when the Sun's elevation is 30^@ . What is the length of the shadow, when the Sun's elevation is 60^@ ?

At a particular instant the height of the tower is equl to the length of its shadow after some time the length of the shadow is sqrt(3) xx of the height of the tower,then the time lapsed between the two observations in hours is

The height of a tower is 100 m. When the angle of elevation of the sun changes from 30o to 45o , the shadow of the tower becomes x metres less. The value of x is (a) 100 m (b) 100sqrt(3)m (c) 100(sqrt(3)-1)m (d) (100)/(sqrt(3))m

The height of a tower is 20 m. Length of its shadow formed on the ground Is 20 sqrt3 m. Find the angle of elevation of Sun.

The ratio of the height of a tower and the length of its shadow on the ground is sqrt3 : 1 . What is the angle of elevation?

The height of a tower is 100 m. When the angle of elevation of sun is 30^(@) , then what is the shadow of tower?

RD SHARMA-SOME APPLICATIONS OF TRIGONOMETRY-All Questions
  1. The angle of elevation of the top of a chimney from the top of a to...

    Text Solution

    |

  2. An aeroplane is flying at a height of 210 m. Flying at this height at ...

    Text Solution

    |

  3. The height of a tower is 10 m. What is the length of its shadow whe...

    Text Solution

    |

  4. If the ratio of height of a tower and the length of its shadow on the ...

    Text Solution

    |

  5. What is the angle of elevation of the Sun when the length of the sh...

    Text Solution

    |

  6. From a point on the ground, 20m away from the foot of a vertical to...

    Text Solution

    |

  7. If the angles of elevation of the top of a tower from two points at...

    Text Solution

    |

  8. In Fig. 12.58, what are the angles of depression from the observing...

    Text Solution

    |

  9. The tops of two towers of height x and y , standing on level gro...

    Text Solution

    |

  10. The angle of elevation of the top of a tower at a point on the grou...

    Text Solution

    |

  11. The ratio of the length of a rod and its shadow is 1\ :sqrt(3) . The...

    Text Solution

    |

  12. If the angle of elevation of a tower from a distance of 100 metres ...

    Text Solution

    |

  13. If the altitude of the sum is at 60o , then the height of the ve...

    Text Solution

    |

  14. If the angles of elevation of a tower from two points distant a and...

    Text Solution

    |

  15. If the angles of elevation of a tower from two points distant a and...

    Text Solution

    |

  16. The tops of two poles of height 20 m and 14 m are connected by a wi...

    Text Solution

    |

  17. From the top of a cliff 25 m high the angle of elevation of a tower...

    Text Solution

    |

  18. The angles of depression of two ships from the top of a light house...

    Text Solution

    |

  19. If the angle of elevation of a cloud from a point 200 m above a lak...

    Text Solution

    |

  20. The height of a tower is 100 m. When the angle of elevation of the ...

    Text Solution

    |