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Question

If the height of a tower and the length of its shadow is equal, then the value of the angle of elevation of the sun is-

A
30
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B
45
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C
60
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D
None of these
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Solution

The correct option is B 45

tanθ=heightshadow
Here the height is equal to the shadow
tanθ=heightheight=1
tanθ=1
θ=45o

663572_626230_ans_d6d41e224df64ee89df28ec0bc3b41ed.png

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