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If the angle of elevation of sun increas...

If the angle of elevation of sun increases from `0^(@)" to "90^(@)`, then the length of shadow of the tower………..

A

no change

B

increases

C

decreases

D

can't be decided

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VGS PUBLICATION-BRILLIANT-APPLICATIONS OF TRIGONOMETRY-EXERCISE
  1. Two persons A and B observe the top of a pole at an angle of elevation...

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  2. Top of a building was observed at an angle of elevation alpha from a p...

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  3. If the angle of elevation of sun increases from 0^(@)" to "90^(@), the...

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  4. The angle of depression from the top of a tower 12m height, at a point...

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  5. A ladder touches a wall at a height of 5m. The angle made by the ladde...

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  6. A 20 m long ladder is placed on a pole of 10 m height making 'alpha' a...

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  7. A ladder 15m long just reaches the top of vertical wall. If the ladder...

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  8. The length of the shadow of a tree is 8 m long when the sun's angle of...

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

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

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

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

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  13. In the given figure, the position of the observer and the object are m...

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

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

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

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

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  18. A pole of 12m high casts a shadow 4sqrt(3)m on the ground. Then the su...

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  19. If the height and length of the shadow of a man are the same, then the...

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  20. If the length of the shadow of a tower is (1)/(sqrt(3)) times the heig...

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