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## Marks 1

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Water (density $$= 1000$$ $$kg/{m^3}$$) at ambient temperature flows through a horizontal pipe of uniform cross section...
GATE ME 2017 Set 1
A gas contained in a cylinder is compressed, the work required for compression being $$5000$$ $$kJ.$$ During the process...
GATE ME 2004
A $$2$$ $$kW,$$ $$40$$ liter water heater is switched on for $$20$$ minutes. The heat capacity $${C_p}$$ for water is $$... GATE ME 2003 A steam turbine receives steam steadily at$$10bar$$with an enthalpy of$$3000kJ/kg$$and discharges at$$1$$... GATE ME 2000 A steel ball of mass$$1kg$$and specific heat$$0.4kJ/kg$$is at temperature of$${60^ \circ }C.$$It is drop... GATE ME 1999 The first law of thermodynamics takes the form$$W = - \Delta \,H$$when applied to : GATE ME 1993 ## Marks 2 More A calorically perfect gas (specific heat at constant pressure$$1000J/kg.K$$) enters and leaves a gas turbine with t... GATE ME 2017 Set 2 One$$kg$$of an ideal gas (gas constant,$$R = 400J/kg.K;$$specific heat at constant volume,$${c_v} = 1000\,J/kg...
GATE ME 2017 Set 1
A piston-cylinder device initially contains $$0.4\,{m^3}$$ of air (to be treated as an ideal gas) at $$100$$ $$kPa$$ and...
GATE ME 2016 Set 2
Steam at an initial enthalpy of $$100$$ $$kJ/kg$$ and inlet velocity of $$100$$ $$m/s,$$ enters an insulated horizontal ...
GATE ME 2016 Set 3
Work is done on an adiabatic system due to which its velocity changes from $$10$$ $$m/s$$ to $$20$$ $$m/s,$$ elevation i...
GATE ME 2015 Set 2
A well insulated rigid container of volume $$1{m^3}$$ contains $$1.0$$ $$kg$$ of an ideal gas $$\left[ {{C_p} =1000\,\,\... GATE ME 2015 Set 1 Specific enthalpy and velocity of steam at inlet and exit of a steam turbine, running under steady state, are as given b... GATE ME 2013 Air enters an adiabatic nozzle at$$300kPa,500K$$with a velocity of$$10m/s.$$It leaves the nozzle... GATE ME 2012 Steam enters an adiabatic turbine operating at steady state with an enthalpy of$$3251.0kJ/kg$$and leaves as a saturate... GATE ME 2012 Air enters an adiabatic nozzle at$$300kPa,500K$$with a velocity of$$10m/s.$$It leaves the nozzle... GATE ME 2012 The temperature and pressure of air in a large reservoir are$$400K$$and$$3$$bar respectively. A converging dive... GATE ME 2011 The temperature and pressure of air in a large reservoir are$$400K$$and$$3$$bar respectively. A converging dive... GATE ME 2011 A rigid, insulated tank is initially evacuated. The tank is connected with a supply line through which air ( assumed to ... GATE ME 2008 A balloon containing an ideal gas is initially kept in an evacuated and insulated room. The balloon ruptures and the gas... GATE ME 2008 What is the speed of sound in Neon gas at a temperature of$$500K$$(Gas constant of Neon is$$0.4210kJ/kg$$-... GATE ME 2002 A small steam whistle (perfectly insulated and doing no shaft work) causes a drop of$$0.8kJ/kg$$in the enthalpy o... GATE ME 2001 When an ideal gas with constant specific heats is throttled adiabatically, with negligible changes in kinetic and potent... GATE ME 2000 A rigid insulated cylinder has two compartments separated by a thin membrane. While one compartment contains one kmol ni... GATE ME 1993 ## Marks 5 More A certain mass of a pure substance undergoes an irreversible process from state$$1$$to state$$2,$$the path of the pr... GATE ME 2000 Air enters a frictionless adiabatic converging nozzle at$$10$$bar,$$500K with negligible velocity. The nozzle ...
GATE ME 1997

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