Question 91 : The steam leaves the nozzle at a
1. low pressure and a high velocity
2. high pressure and a high velocity
3. high pressure and a low velocity
4. low pressure and a low velocity
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Question 92 : Angle of divergence in reamed nozzles is?
1. 10 deg
2. 12 deg
3. 14 deg
4. 16 deg
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Question 93 : The process of draining steam from the turbine, at certain points during its expansion and using this steam for heating the feed water in feed water heaters and then supplying it to the boiler is known as
1. regenerative heating
2. reheating of steam
3. bleeding
4. none of the mentioned
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Question 94 : In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is
1. very high
2. high
3. low
4. very low
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Question 95 : The ratio of the work done on the blades to the energy supplied to the blades, is called
1. gross or stage efficiency
2. blading efficiency
3. nozzle efficiency
4. mechanical efficiency
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Question 96 : Water used in the steam plant is used for cooling in_______________
1. Condenser
2. Turbine only
3. Boiler tube
4. Boiler tubes and turbines
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Question 97 : One row of nozzles followed by one row of blades is called?
1. a group of turbine
2. a step of turbine
3. a process of turbine
4. a stage of turbine
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Question 98 : A binary vapour plant consists of
1. mercury boiler
2. steam turbine
3. steam condenser
4. all of the mentioned
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