Q. In an extensive property of a thermodynamic system

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Q. When a gas is heated at constant pressure

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Q. By decreasing the highest temperature in the Carnot cycle, its efficiency is increased.

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Q. Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules. This statement is called Avogadro's law.

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Q. Wood charcoal is produced by heating the wood at 100°C.

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Q. The __________ is obtained when carbonisation of coal is carried out at 500° to 700° C.

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Q. The bomb calorimeter is used for finding the __________ calorific value of solid and liquid fuels.

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Q. The efficiency of the Carnot cycle may be increased by

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Q. The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)

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Q. To ensure complete and rapid combustion of a fuel, some quantity of air, in excess of the theoretical or minimum air is supplied.

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Q. According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) __________ with the change in pressure and temperature of the gas.

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Q. One molecule of oxygen is __________ times heavier than the hydrogen atom.

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Q. Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific heat at constant volume, γ = cp/cv, known as adiabatic index, and R = Gas constant)

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Q. The property of the system, whose value for the entire system is equal to the sum of their values for the individual parts of the system is called extensive property

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Q. Coal gas consists mainly of hydrogen, carbon monoxide and various hydrocarbons.

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Q. High air-fuel ratio in gas turbines

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Q. When the finely ground coal is moulded under pressure with or without a binding material, the resulting fuel is called briquetted coal.

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Q. For the constant pressure and heat input, the air standard efficiency of gas power cycle is in the order

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Q. The heat and work are mutually convertible. This statement is called __________ law of thermodynamics.

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Q. Kerosene is distilled at

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