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A pole is arranged from a height of 30m ...

A pole is arranged from a height of 30m from the ground, making `60^(@)` angle with earth. Then what is its length?

Text Solution

Verified by Experts

The correct Answer is:
`20sqrt(3)` m.
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Knowledge Check

  • A tree breaks due to storm and the broken part bends so that the top of the tree touches the ground by making 30^(@) angle with the ground. The distance between the top of the tree and the ground is 10m. Find the height of the tree.

    A
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    B
    `30sqrt(3)`m
    C
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    D
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  • An object is projected horizontally from a top of the tower of height h. The line joining the point of projection and point of striking on the ground makes an angle 45^@ with ground, then with what velocity the object strikes the ground

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    B
    `sqrt((9gh)/(2))`
    C
    `sqrt((7gh)/(2))`
    D
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    A
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