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An observe flying in an aeroplane at an altitude of 1500 m observes two ships in front of him. Which are in the same direction at an angles of depression of `60^@` and `30^@` respectively. Find the distance between two ships.

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BEYOND PUBLICATION-APPLICATIONS OF TRIGNOMETRY-EXERCISE
  1. An observe flying in an aeroplane at an altitude of 1500 m observes tw...

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  2. Two men on either side of a temple of 30 meter height observe its top ...

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  3. From a ship mast-head 150m.high, the angle of depression of a boat is ...

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  4. A person, walking 20 mts from a point towards a flag-post along a hori...

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  5. A ladder 6 mts long is placed against a vertical wall, so that it make...

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  6. A vertical pole is 10 mts. High. The length of its shadow is 10 sqrt 3...

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  7. Find the height of a mountain cliff, if the angle of elevation of its ...

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  8. A man on the top of a cliff 100 mts high, observes the angle of depres...

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  9. The angles of elevation of the top of a rock from the top and foot of ...

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  10. The shadow of a tower standing on a level ground is found to be 40 m l...

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  11. The angle of elevation of a tower from a point on the same level as th...

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  12. A circus artist is climbing a 16 m long rope, which is tightly stretch...

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  13. From the top of a cliff 60 mt high, the angles of depression of top an...

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  14. If a pole 6 m high casts a shadow 2sqrt(3)m long on the ground. Then t...

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  15. If the angle of elevation of a tower from a distance of 100 m from its...

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  16. The height of a tower is 10m. The length of its shadow when sun's alti...

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  17. The length of the shadow of a tower on the plane ground is sqrt(3) tim...

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  18. The ratio of the length of a rod and its shadow is 1:sqrt(3), then th...

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  19. If two towers of height X and Y subtend angles of 30^(@)" and "60^(@) ...

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  20. A wall of 8m long casts a shadow 5m long. At the same time, a tower ca...

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  21. If the sun's angle of elevation is 60^(@). Then a pole of height 6m wi...

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