In a 50% reaction turbine stage, tangential component of absolute velocity at rotor inlet is 537 m/s and the blade velocity is 454 m/s. The power output in kW of steam will be

Mechanical Engineering : Steam Nozzles and Turbines - Quiz(MCQ)

260 kW

282 kW

296 kW

302 kW

Correct Answer : Option (B) : 282 kW

Recently Updated in Steam Nozzles and Turbines Questions

The impulse turbine rotor efficiency will have a maximum value of 0.5 cos2 Î±, where Î± is the nozzle exit flow angle, if the

blades are equiangular

blade solidity is 0.65

blade velocity coefficient is unity

blades are equiangular and frictionless

Correct Answer : blades are equiangular and frictionless

Rateau turbine is

velocity compounded turbine

simple reaction turbine

pressure-velocity compounded turbine

pressure compounded turbine

Correct Answer : pressure compounded turbine

The flow of steam is super-sonic

at the throat of the nozzle

in the divergent portion of the nozzle

at the entrance to the nozzle

in the convergent portion of the nozzle

Correct Answer : in the divergent portion of the nozzle

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