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UPSC NDA I 2023 Mathematics Solved Paper

Consider the following for the next two (02) items that follow :

A flagstaff

20\,\mathrm{m}

long standing on a pillar

10\,\mathrm{m}

high subtends an angle

\tan^{-1}(0 \cdot 5)

at a point

P

on the ground. Let

\theta

be the angle subtended by the pillar at this point

P

[NDA I 2023]

Question : 33 of 120

Marks: +1, -0

x

P

x

1: 3

x

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