For the following questions answer them individually
Which one of the following turbines exhibits a nearly constant efficiency over a 60% to 140% of design speed?
An oil of specific gravity 0.9 has viscosity of 0.28 stoke at $$38^\circ C$$. What will be its viscosity in N-s/m$$^2$$?
A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury?
The maximum number of jets generally employed in impulse turbine without jet interference is
The ratio of width of bucket for a Pelton wheel to the diameter of jet is of the order of
