The efficiency of an impulse turbine is maximum when (where Vb = Blade speed, V = Absolute velocity of steam entering the blade, and α = Nozzle angle)-A-Vb = 0.5 V cos αB-Vb = V cos αC-Vb = 0.5 V2 cos αD-Vb = V2 cosα-A-Vb = 0.5 V cos α

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The efficiency of an impulse turbine is maximum when (where Vb = Blade speed, V = Absolute velocity of steam entering the blade, and &alpha; = Nozzle angle)-A-Vb = 0.5 V cos &alpha;B-Vb = V cos &alpha;C-Vb = 0.5 V2 cos &alpha;D-Vb = V2 cos&alpha;-A-Vb = 0.5 V cos &alpha;

APTITUDE CRACK · Accepted Answer

The correct option is  A Vb = 0.5 V cos &alpha; Explanation: No answer description is available.

Steam Nozzles and Turbines

Q1: The efficiency of an impulse turbine is maximum when (where V_b = Blade speed, V = Absolute velocity of steam entering the blade, and α = Nozzle angle)

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Steam Nozzles and Turbines

Q1: The efficiency of an impulse turbine is maximum when (where Vb = Blade speed, V = Absolute velocity of steam entering the blade, and α = Nozzle angle)

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For help Students Orientation Mcqs Questions

Q1: The efficiency of an impulse turbine is maximum when (where V_b = Blade speed, V = Absolute velocity of steam entering the blade, and α = Nozzle angle)

For help Students Orientation
Mcqs Questions