The hydraulic turbines are also known as : ___________?

A. steam turbinesB. water turbinesC. combustion turbinesD. Gas turbines

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Standard air is the air at_____________________?

A. atmospheric conditions at any specific locationB. 20°C and 1 kg/cm2 and relative humidity 36%C. 0°C and standard atmospheric conditionsD. 15°C and 1 kg/cm2E. 25°C, 1 kg/cm2 and RH of 60%.

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Maximum work is done in compressing air when the compression is_________________?

A. isothermalB. adiabaticC. polytropicD. any one of the aboveE. none of the above

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1 m of air at atmospheric condition weighs approximately__________________?

A. 0.5 kgB. 1.0 kgC. 1.3 kgD. 2.2 kgE. 3.2 kg

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In a forced vortex, the velocity of flow everywhere within the fluid is__________________?

A. maximumB. minimumC. zeroD. non-zero finiteE. unpredictable

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The fluid forces considered in the Navier Stokes equation are__________________?

A. gravity, pressure and viscousB. gravity, pressure and turbulentC. pressure, viscous and turbulentD. gravity, viscous and turbulentE. none of the above

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