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For the following questions answer them individually
A centrifugal pump havingan impeller diameterof 127 mm,delivers a powerof 12 hp. If the impesrer Giameter is changed to 254 mm, what is the power, if other parameters are kept constant?
In a circular tube of diameter 100 mm and length 13 m with laminarlow,the friction factor is estimated to be 0.05. Calculate the Reynolds number?
An open tankis filled with waterto a height of 20m. Whatis the velocity of the water flow at the outlet, if the outlet is at the base of the tank?
For a non-dimensional specific speed value of 1, for maximum efficiency, which of the following turbines is preferred?
An experiment is conducted with a fluid of density 1 $$\frac{kg}{m^{3}}$$ at 10 $$\frac{m}{s}$$ velocity. The free stream static pressure is 100 kPa and the local static pressure is 101 kPa. What is thepressure coefficient at the location?
A hot body at 1000 K transfers 2000 kJ of heat to a body at 500 K. Determinethe net entropy change?
Which of the following can be used to determine the variation of saturation pressure with temperature along phase boundaries?
