Home
Class 10
MATHS
The ratio of the length of a pole and it...

The ratio of the length of a pole and its shadow is`1:sqrt3`.The angle of elevation of the sun is
a)`30^@` b)`45^@` c)`60^@` d)`90^@`

A

`30^@`

B

`45^@`

C

`60^@`

D

`90^@`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • SOME APPLICATION OF TRIGONOMETRY

    R G PUBLICATION|Exercise EXERCISE|49 Videos

  • REVISION

    R G PUBLICATION|Exercise EXERCISE|243 Videos

  • STATISTICS

    R G PUBLICATION|Exercise EXERCISE|39 Videos

Similar Questions

Explore conceptually related problems

Find the length of a shadow of a vertical post of heigth 6m when the angle of elevation of the sun is 30^@

If the height and length of the shadow of a man are the same,then the angle of elevation of the sun is a) 15^@ b) 30^@ c) 45^@ d) 60^@

The height of a tower is 10m.What is the length of its shadow when sun's elevation is 45^@ ?

The length of shadow of a tower on the plane ground is sqrt3 times the height of the tower.The angle of elevation of sun is

A statue,1.6m tall,stands on the top of a pedestal.From a point on the ground,the angle of elevation of the top of the statue is 60^@ and from the same point the angle of elevation of the top of the pedestal is 45^@ .Find the height of the pedestal.

P and Q are respectively the base and the vertex of the tower PQ.AB is another tower which is at a certain distance apart from PQ.The height of AB is less than that of PQ and the base of AB is A.The angles of elevation of Q from A and B are respectively 60^@ and 45^@ .If AB=40m,find PQ,QA and QB.

When the altitude of the sun is 30^@ the length of the shadow of a minaret on the ground is 30m .When the altitude of the sun is 60^@ ,find the length of the shadow of the minaret.

The length of the shadow of a 9 m high verticel post is 3sqrt3 m.Find the altitude of the sun.[The altitude of the sun is the angle of elevation of the vertex of the post from the front of the shadow of the post].

A vertical post of height 5sqrt3 m above the horizontal ground casts a shadow of length 15 m on the ground.Find the angle of elevation of the sun.

The distance between two poles of the same height standing on the same plane is 100m.The angles of elevation of the tops of the two poles from a point lying on the line joining the base-points of the poles are found to be 30^@ and 60^@ respectively.Find the heights of the poles and the position of the point.

R G PUBLICATION-SOME APPLICATION OF TRIGONOMETRY-EXERCISE
  1. The height of a tower is 10m.What is the length of its shadow when sun...

    Text Solution

    |

  2. A vertical post of height 5sqrt3m above the horizontal ground casts a ...

    Text Solution

    |

  3. The ratio of the length of a pole and its shadow is1:sqrt3.The angle o...

    Text Solution

    |

  4. If the height and length of the shadow of a man are the same,then the ...

    Text Solution

    |

  5. The length of the string of a kite flying at 100 mts above the ground ...

    Text Solution

    |

  6. A tree casts a shadow 4m long on the ground,when the angle of elevatio...

    Text Solution

    |

  7. The length of shadow of a tower on the plane ground is sqrt3 times the...

    Text Solution

    |

  8. A vertical post of height 5sqrt3m above the horizontal ground casts a ...

    Text Solution

    |

  9. What is the angle of elevation of sun when the length of the shadow of...

    Text Solution

    |

  10. The angle of elevation of a post of height 55m as seen from the foot o...

    Text Solution

    |

  11. A ladder 12m long is leaning on a wall.Its foot 6m away from the wall....

    Text Solution

    |

  12. A ladder is kept standing at a slanting position against a wall of a h...

    Text Solution

    |

  13. If the top of a temple subtends an angle of30^@ at a point on the grou...

    Text Solution

    |

  14. If the top of a temple subtends an angle of60^@ at a point on the grou...

    Text Solution

    |

  15. When a telephone post is broken by a strong wind,its top touches the g...

    Text Solution

    |

  16. A tree of 15 m height was broken due to a heavy wind at a height of h ...

    Text Solution

    |

  17. The angle of elevation of a temple is found to be 30^@ as seen from a ...

    Text Solution

    |

  18. The angle of elevation of the top of a temple when observed from a poi...

    Text Solution

    |

  19. An observer has found the angle of elevation of a temple to be 60^@ wh...

    Text Solution

    |

  20. An observer 1.5m tall is 30metres away from a tower,50m high.Determine...

    Text Solution

    |