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The volume of an air bubble becomes 8 ti...

The volume of an air bubble becomes 8 times the original volume in rising from the bottom of a lake to its surface. If the barometice height is 0.76 m of mercury (density of mercury is `13.6 g cm^(-3) and g = 9.8 ms^(-2))` what is the depth of the lake ?

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The correct Answer is:
2 m
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NN GHOSH-HYDROSTATICS-EXERCISES
  1. A tube 2m long and closed at on e end is half filled with mercury and ...

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  2. A column of mercury of 10cm length is contained in the middle of a nar...

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  3. The volume of an air bubble becomes 8 times the original volume in ris...

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  4. A bottle whose volume is 0.45 xx 10^(-3) m^(3) is sunk mouth downwards...

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  5. The volume of an air bubble becomes 8 times the original volume in ris...

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  6. A fauly barometer reads 71.12cm and 76.20cm when a true barometer read...

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  7. The hieght of a mercury barometer is 75.6 cm . the baromter tube has c...

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  8. the height of a mercury barometer is 76 cm at sea level and 50 cm at ...

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  9. the height of mercury in a fauilty barometer is 75 cm and the tube abo...

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  10. The neck and bottom of a bottle are 2 cm and 20 cm in diameter respect...

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  11. in a Bramha's press the area of the two plungers are 2cm^(2) and 60 cm...

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  12. A pump in the basement of a garage is used to poerate a hyfraulin hack...

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  13. the presseure inside th receiver of an air pump is reduced to 1/4 of t...

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  14. in an air pump, the volume of the barral is 1/10 that of the receiver....

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  15. the cylinder of a water pump is 4 cm above the surface of water in a w...

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  16. the barral of a common pump (pump for warer ) is 50 cm long and its bo...

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  17. A vessel is filled with mercury to a hiegt of 0.9 m . Could the vessul...

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  18. A canal lock gate is 4 m broad and the depth of water on opposite side...

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  19. to what height must a cylinder must a cylinder be filled with a liquid...

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  20. Two identical cylindrical vessel with their bases at the same level ea...

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