Water is flowing continuously from a tap having an internal diameter 8×10^-3 m. The water velocity as it leaves the tap is 0.4 m/s. The diameter of the water stream at a distance 2×10^-1 m below the tap is close to:

Question

Water is flowing continuously from a tap having an internal diameter  8×10^-3 m. The water velocity as it leaves the tap is 0.4 m/s. The diameter of the water stream at a distance 2×10^-1 m below the tap is close to:

A) 5.0×10^-3m
B) 7.5×10^-3m
C) 9.6×10^-3m
D) 3.6×10^-3m

Gourav · Answer

C is the correct answer

bobpursley · Answer

Nope, Not C. see the solution here, number 16: http://prernaclasses.com/AIEEE2011PhyQuestionsSolutions.pdf