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If a pole height 6m casts a shadow 2sqrt...

If a pole height 6m casts a shadow `2sqrt(3)`m long on the ground, then the sun's elevation is

A

`70^@`

B

`20^@`

C

`80^@`

D

`60^@`

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BEYOND PUBLICATION-APPLICATIONS OF TRIGNOMETRY-EXERCISE
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  2. In the figure given below, a man on the top of cliff observes a boat c...

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  3. If a pole height 6m casts a shadow 2sqrt(3)m long on the ground, then ...

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  4. In the figure given below, if AD = 7 sqrt 3 m, then BC = …………..m.

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  5. The length of the shadow of a tree is 7m high, when the sun's elevatio...

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  6. If two tangents inclined at an angle of 60^(@) are drawn to a circle o...

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  7. The angle formed by the line of sight with horizontal, when the point ...

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  8. cot^2 B-cosec^2 B=………….

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  9. (tan theta)/(sec theta)=…………….

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  10. A boy observed the top of an electrical pole to be at angle of elevati...

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  11. Suppose you are shooting an arrow from the top of a building at a heig...

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  12. sin""(pi^e)/(2)=…………

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  13. Domain of sin theta=………….

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  14. tan""(pi^e)/(4)=…………..

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  15. cot 15^(@)=……………..

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  16. A+B=180^(@) then cosA+cos B=………..

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  17. sin 15^(@)=………….

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  18. tanA=(n)/(n+1), tanB=(1)/(2n+1), A+B=………..

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  19. The angle of elevation of tower at a point 40m apart form it is cot^(-...

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  20. A ladder 20m long is placed against a vertical wall of height 10m, the...

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