A. 373°K
B. 273.16°K
C. 303°K
D. 0°K.
E. 300°K
0
The latent heat of steam at pressures greater than atmospheric in comparison to latent heat at atmospheric pressure is__________________?
0
Carbonation of coal is the process of________________________?
A. less
B. more
C. equal
D. may be less or more depending on temperature
E. unpredictable
0
Heating of dry steam above saturation temperature is known as_____________________?
A. pulverising coal in inert atmosphere
B. heating wood in a limited supply of air at temperatures below 300°C
C. strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel
D. binding the pulverised coal into brick-ettes
E. enriching carbon in the coal
0
If partial pressure of air and steam be pa and ps respectively in a condenser, then according to Dalton’s law, the pressure in condenser is equal to__________________?
A. enthalpy
B. superheating
C. supersaturation
D. latent heat
E. super tempering
0
The specific volume of steam with increase in pressure decreases_____________________?
A. Ps-Pa
B. pa-ps
C. Pa+P
D. non of these
0
The coal requirement per kW hour generation in the thermal power plant is of the order of__________________?
A. linearly
B. slowly first and then rapidly
C. rapidly first and then slowly
D. inversely
E. none of the above
0
Stoichiometric quantity of air is the___________________?
A. 0.1 to 0.2 kg
B. 0.2 to 0.4 kg
C. 0.6 to 0.8 kg
D. 1.0 to 1.5 kg
E. 1.5 to 2 kg
0
Superheating of steam is done at_________________?
A. air present in atmosphere at NTP conditions
B. air required for complete combustion of fuel with no excess air
C. air required for optimum combustion so as to have reasonable excess air
D. air required to convert CO into C02
E. air required to form an explosive mixture