Curioustab

Home » Mechanical Engineering » Thermodynamics

Carbonisation of coal consists of

drying and crushing the coal to a fine powder
moulding the finely ground coal under pressure with or without a binding material
heating the wood with a limited supply of air to temperature not less than 280°C
none of the above

Correct Answer: none of the above

← Previous Question Next Question→

More Questions from Thermodynamics

According to Avogadro's law, the density of any two gases is __________ their molecular masses, if the gases are at the same temperature and pressure.
The entropy __________ in an irreversible cyclic process.
An adiabatic process is one in which
The value of 1 mm of Hg is equal to
The efficiency of Diesel cycle approaches to Otto cycle efficiency when
The kinetic energy of molecules of a gas becomes zero at absolute zero temperature.
The pressure exerted by an ideal gas is __________ of the kinetic energy of all the molecules contained in a unit volume of gas.
The sum of internal energy (U) and the product of pressure and volume (p.v) is known as
In the first law of thermodynamics, the total energy of the system remains constant.
The value of specific heat at constant pressure (cp) is __________ that of at constant volume (cv).

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion