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The top of a water tank is open to air and its water level is maintained.  It is giving out 0.74 m3 water per minute through a circular opening of 2 cm radius in its wall.  The depth of the centre of the opening from the level of water in the tank is close to:

a.

9.6m

b.

4.8m

c.

2.9m

d.

6.0m



Question ID - 50185 | SaraNextGen Top Answer

The top of a water tank is open to air and its water level is maintained.  It is giving out 0.74 m3 water per minute through a circular opening of 2 cm radius in its wall.  The depth of the centre of the opening from the level of water in the tank is close to:

a.

9.6m

b.

4.8m

c.

2.9m

d.

6.0m

1 Answer
127 votes
Answer Key / Explanation : (b) -

In flow volume = outflow volume

  =( -4)

 

  =

= ( 2=10)

   h=

 h 4.8m

127 votes


127