Marks 1

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A mass $$m$$ of a perfect gas at pressure $${p_1}$$ and volume $${V_1}$$ undergoes an isothermal process. The final pres...
GATE ME 2017 Set 2
Which of the following statements are TRUE with respect to heat and work? $$(i)$$ They are boundary phenomena $$(ii)$$ ...
GATE ME 2016 Set 1
A cylinder contains $$5\,\,{m^3}$$ of an ideal gas at a pressure of $$1$$ bar. This gas is compressed in a reversible is...
GATE ME 2013
Heat and work are
GATE ME 2011
The contents of a well-insulated tank are heated by a resistor of $$23\Omega$$ in which $$10A$$ current is flowing. Con...
GATE ME 2011
A pump handling a liquid raises its pressure from $$1$$ bar to $$30$$ $$bar.$$ Take the density of the liquid as $$990$$...
GATE ME 2011
A compressor undergoes a reversible, steady flow process. The gas at inlet and outlet of the compressor is designated as...
GATE ME 2009
For reversible adiabatic compression in a steady flow process, the work transfer per unit mass is
GATE ME 1996

Marks 2

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An ideal gas undergoes a reversible process in which the pressure varies linearly with volume. The conditions at the sta...
GATE ME 2016 Set 1
A mixture of ideal gases has the following composition by mass: If the universal gas constant is $$8314$$ $$J/kmol$$-...
GATE ME 2015 Set 3
$$1.5$$ $$kg$$ of water is in saturated liquid state at $$2$$ bar $$\left( {{v_f} = 0.001061\,\,{m^3}/kg,\,\,{u_f} = 50... GATE ME 2014 Set 1 A mono-atomatic ideal gas$$\left( {\gamma = 1.67,} \right.$$molecular weight$$=40\left. \, \right)$$is compress... GATE ME 2010 A frictionless piston-cylinder device contains a gas initially at$$0.8MPa$$and$$0.015{m^3}.$$It expands quasi-s... GATE ME 2009 In a steady state steady flow process taking place in a device with a single inlet and a single outlet, the work done pe... GATE ME 2008 A$$100W$$electric bulb was switched on in a$$2.5\,m \times 3m \times 3m$$size thermally insulated room having ... GATE ME 2006 Nitrogen at an initial state of$$10$$bar,$$1{m^3}$$and$$300K$$is expanded isothermally to a final volume of ... GATE ME 2005 A vertical cylinder with a freely floating piston contains$$0.1kg$$air at$$1.2 bar and a small electrical res...
GATE ME 1993