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The shadow of a tower, when the angle of...

The shadow of a tower, when the angle of elevation of the sun is `60^@` is found to be 15 m shorter than when it is `45^@`. Then height of the tower is
जब सूर्य का उन्नयन कोण `60^@` है तो एक टावर की परछाईं इसके `45^@` होने की तुलना में 15 मीटर छोटी पायी जाती है | इस टावर की ऊंचाई क्या है?

A

41.5 m

B

35.5 m

C

26.5 m

D

20.5 m

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Knowledge Check

  • The shadow of a tower standing on a level plane is found to be 50 m longer when the Sun's elevation is 30^(@) than when it is 60^(@). The height of the tower is

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    A. 25 m
    B
    B. `25 sqrt 3 m `
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    A
    `30(3+sqrt(3))` metre
    B
    `40(3+sqrt(3))` metre
    C
    `20(3+sqrt(3))` metre
    D
    `10(3+sqrt(3))` metre

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