For the following questions answer them individually
In a two-dimensional flow fluid, if a velocity potential function $$\phi$$ exists which satisfies the relation $$\frac{\partial^{2} \phi}{\partial x^{2}}+\frac{\partial^{2} \phi}{\partial y^{2}}$$=0 then the flow is
The populations of a town as per census records were 200000, 210000 and 230000 for the years 1981, 1991 and 2001 respectively. The population of the town as per geometric mean method in the year 2009 is
If the stopping distance and average length of a vehicle are 18 m and 6 m respectively, then the theoretical maximum capacity (vehicles per hour) of a traffic lane at a speed of
10 m/sec is
Which one of the following sequences is the most suitable for treating raw durface water to make it suitable for drinking purpose?
