error (Question: 316049.0 )

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Rinku Meena

· started a discussion

· 1 Months ago

error (Question: 316049.0 )

please change the velocity in hindi

Rinku Meena

· started a discussion

· 1 Months ago

error (Question: 316049.0 )

please change the velocity in hindi

Question:

I see a bird flying away at a constant speed of 1.7568 km/h in the sky. The angle of elevation is 60º After $\frac{1}{2}$ minute, I see the bird again and this time the angle of elevation is 45º. What is the perpendicular distance of the bird from me?

Options:

10 m

$10 \sqrt{3}$ m

20 m

$20 \sqrt{3}$ m

Solution:

Ans: (d)

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