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hitesh yadav

· started a discussion

· 1 Months ago

about question level? (Question: 112256.0 )

ye mts ka exam h koi cgl ka nhi h mind ko on rakh kar mock test tyar karo.
jo mn kar vahi ques mat dalo.Exam ka level bhi dhyan me rakho.

Question:
Two posts are k m apart. If from the middle point of the line joining their feet, an observer finds the angles of elevation of their tops to be 60° and 30° respectively, then the ratio of the heights of the posts is:
Options:
A) \(\sqrt[]{3}\)
B) \(\cfrac{k}{\sqrt[]{3}}\)
C) \(k\sqrt[]{3}\)
D) 3
Solution:
Ans: (d)


Let P1Q1 = h1 m, P2Q2 = h2 m be two posts and O be their middle point such that \(\angle \)P1OQ1 = 60°, \(\angle \)P2OQ2 = 30°

From  \(\triangle\)P1OQ1 and \(\triangle\)P2OQ2


Talented Boy

· commented

· 1 Months ago

Few questions you must practice bro of these types to solve easier one quickly............
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