# Rankine Cycle · Thermodynamics · GATE ME

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## Marks 1

GATE ME 2016 Set 1
The INCORRECT statement about regeneration in vapor power cycle is that
GATE ME 2015 Set 2
Which of the following statements regarding a Rankine cycle with reheating are TRUE? (i) increase in average temperature of heat addition (ii) reducti...
GATE ME 2014 Set 1
GATE ME 2004
Consider a steam power plant using a reheat cycle as shown. Steam leaves the boiler and enters the turbine at $$4$$ $$MPa,$$ $${350^ \circ }C$$ $$\lef... GATE ME 2003 Match the following ... GATE ME 2002 The efficiency of superheat Rankine cycle is higher than that of simple Rankine cycle because GATE ME 2000 For a compressible fluid, sonic velocity is GATE ME 1998 The isentropic heat drop in the nozzle of an impulse steam turbine with a nozzle efficiency$$0.9,$$blade velocity ratio$$0.5,$$and mean blade velo... GATE ME 1997 Consider an actual regenerative Rankine cycle with one open feed water heater. For each$$kg$$steam entering the turbine, if$$mkg$$steam with ... GATE ME 1997 The following data pertain to a single stage impulse steam turbine: Nozzle angle$$={20^ \circ };$$Blade velocity$$= 200m/s;$$Relative s... GATE ME 1997 Match the following ... GATE ME 1996 A steam plant has the boiler efficiency of$$92\% $$, turbine efficiency (mechanical) of$$94\% $$, generator efficiency of$$92\% $$and cycle effici... GATE ME 1993 The equivalent evaporation$$(kg/hr)$$of a boiler producing$$2000kg/hr$$of steam with enthalpy content of$$2426kJ/kg$$from feed water a... GATE ME 1992 Boiler rating is usually defined in terms of: GATE ME 1992 In stream and other vapor cycles, the process of removing non-condensables is called GATE ME 1992 Subsonic and supersonic diffusers have the following geometry: GATE ME 1992 A steam turbine operating with less moisture is ____________ (more/less) efficient and ________ (less/more) prone to blade damage. GATE ME 1991 In a Rankine cycle heat is added GATE ME 1991 Velocity compounded steam turbine known as ___________ (Curtis / Rateau ) turbine uses the principle of converting entire __________ (pressure / veloc... GATE ME 1990 In the Rankine cycle when super-heated steam is used: GATE ME 1990 When initially dry and saturated steam flows through a nozzle, the ratio of actual discharge to calculated discharge is GATE ME 1989 The fundamental objective of employing the condenser in a steam power plant is to (reducce / increase ) the ______________of steam GATE ME 1989 A economizer in a steam generator performs the function of ## Marks 5 GATE ME 2001 Stream at$$300kPa$$and$${500^ \circ }C\,\,\left( {h = 3486.0\,\,kJ/kg} \right)$$enters a steam turbine and exits at atmospheric pressure and ... GATE ME 2000 A simple impulse turbine expands steam frictionlessly from$$12$$bar,$${250^0}C$$with an enthalpy of$$2935kJ/kg$$to an enthalpy of$$2584$$... GATE ME 1999 An adiabatic steam turbine receives dry saturated steam at$$1.0\,\,\,MN/{m^2}$$and discharges it$$0.1\,\,\,MN/{m^2}.$$The steam flow rate is$$3$$... GATE ME 1998 A Rankine cycle operates between pressures of$$80$$bar and$$0.1$$bar. The maximum cycle temperature is$${600^ \circ }C.$$If the steam turbine an... GATE ME 1995 Dry saturated steam enters a friction-less adiabatic nozzle with negligible velocity at a temperature of$${300^ \circ }C.$$It is expanded to a press... GATE ME 1993 In a single stage single row impulse turbine, the steam is entering at a velocity of$$1200m/s$$with a nozzle angle of$${20^ \circ }$$and leav... GATE ME 1992 In a steam power plant operating with simple Rankine cycle, the turbine is fed with steam at$$100$$bar and$$673K.$$Determine the actual entha... GATE ME 1991 In a single heater regenerative cycle, steam enters the turbine at$$30$$bar,$${300^0}C$$and condenser pressure is$$0.096$$bar. The feed water he... GATE ME 1990 A power station produces$$500MW$$of power. Assuming a plant thermal efficiency of$$33.3 percent, calculate the rate of cooling water flow re...
GATE ME 1989
The layout of a steam power plant working on the Rankine Cycle with single stage regeneration is shown in figure. Assuming the exit stream from the re...
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