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The length of the shadow of a vertical tower on level ground increases by 10 metres when the altitude of the sun changes from $45^{0}$ to $30^{0}$ . Then the height of the tower is1). $5(\sqrt{3}+ 1)$ metres2). $5(\sqrt{3}- 1)$ metres3). $5\sqrt{3}$ metres4). $\frac{3}{\sqrt{3}}$ metres |
Answer» This QUESTION was asked some where in previous YEAR PAPERS of ssc, and CORRECT answer was option 1 |
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