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The shadow of the tower standing on a le...

The shadow of the tower standing on a level ground is found to be 60 metres longer when the sun's altitude is `30^@` then when it is `45^@`. The height of the tower is

A

`60 m `

B

` 30m `

C

` 60 sqrt3 m `

D

` 30 ( sqrt3+1) m `

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The correct Answer is:
D
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AAKASH SERIES-PROPERTIES OF TRIANGLES-EXERCISE - 1
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  2. The angle of elevation of an object from a point P on the level ground...

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  6. If a flag staff of 6 mt high placed on the top of a tower throws a sha...

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  9. Two ships leave a port at the same time . One goes 24km per hour in th...

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  10. If tan "" (A ) /(2) = (5)/(6) , tan "" ( B)/(2) = ( 20 )/( 37) " t...

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  12. In Delta ABC, if sin C=(sin A)/(2 cos B) then the triangle is

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  14. The elevation of an object on a hill is observed from a certain point...

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  15. A flag staff of length 10 mt stands on a tower if from a point on the ...

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  16. The shadow of a tower standing on a level plane is found to be 50 mt l...

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  17. A tree stands vertically on the slant of the hills From a point A on t...

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  18. If Delta ABC is such that angle A = 90 ^(@) , angle B ne angle C " ...

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  19. In Delta ABC, if 8R^(2) = a^(2) + b^(2) + c^(2), then the triangle is ...

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