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

View solution

Q. High air-fuel ratio in gas turbines

View solution

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

View solution

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

View solution

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

View solution

Q. Kerosene is distilled at

View solution

Q. The polytropic index (n) is given by

View solution

Q. The amount of heat obtained by the complete combustion of 1 kg of a fuel when the products of its combustion are cooled down to the temperature of supplied air is called __________ calorific value offuel.

View solution

Q. The mass of flue gas per kg of fuel is the ratio of the

View solution

Q. The amount of heat generated per kg of fuel is known as

View solution

Q. Carnot cycle has maximum efficiency for

View solution

Q. The entropy may be expressed as a function of

View solution

Q. It is __________ to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work.

View solution

Q. Which of the following is the correct statement?

View solution

Q. Which of the following statement is correct?

View solution

Q. The elements are made up of minute and chemically invisible particles as atoms.

View solution

Q. All perfect gases change in volume by 1 / 273th of its original volume at 0°C for every 1°C change in temperature, when the pressure remains constant. This statement is called

View solution

Q. A good fuel should have __________ ignition point.

View solution

Q. According to Kelvin-Planck's statement, a perpetual motion of the __________ is impossible.

View solution

Q. A close cycle gas turbine gives __________ efficiency as compared to an open cycle gas turbine.

View solution