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If it takes 5 minutes to fill a 15 litre...

If it takes 5 minutes to fill a 15 litre bucket from a water tap diameter `(a)/(sqrt(pi))` cm then the raynolds number for the flow is (density of water `=10^(3)kg//m^(3)` and viscosity of water `=10^(-3)Pa`.s) close to

A

11000

B

5500

C

550

D

1100

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The correct Answer is:
B
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ALLEN-ELASTICITY, SURFACE TENSION AND FLUID MECHANICS-Exercise 5 A (Previous year Questions)
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  2. A jar is filled with two non-mixing liquids 1 and 2 haivng densities r...

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  3. A capillary tube (A) is dipped in water. Another identical tube (B) is...

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  4. A spherical solild of volume V is made of a material of density rho(1)...

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  5. Two wires are made of the same material and have the same volume. Howe...

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  6. A ball is made of a material of density rho where rho(oil)ltrholtrho(w...

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  7. Water is flowing continuously from a tap having an internal diameter 8...

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  8. Work done in increasing the size of a soap bubble from a radius of 3cm...

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  9. Two mercury drops (each of radius r) merge to form a bigger drop. The ...

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  10. if a ball of steel (density rho=7.8 g//cm^(3)) attains a terminal velo...

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  11. A thin liquid film formed between a U-shaped wire and a light slider s...

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  12. There is a circular tube in a vertical plane. Two liquids which do not...

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  13. On heating water, bubbles being formed at the bottom of the vessel det...

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  14. If it takes 5 minutes to fill a 15 litre bucket from a water tap diame...

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  15. If two glass plates have water between them and are separated by very ...

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  16. Consider a water jar of radius R that has water filled up to height H ...

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  17. A uniformly tapering conical wire is mae from a material of young's mo...

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  18. A simple pendulum made of bob of mass m and a metallic wire of neglig...

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  19. Which of the following optiona correctly describes the variation of th...

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  20. A bottle has an opening of radius a and length b. A cork of length b a...

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