Engineering Thermodynamics - Study Mode
[#236] Work done is zero for the following process
Correct Answer
(D) All of the above
[#237] The fuel mostly used in blast furnace for extracting pig iron from iron ores is
Correct Answer
(A) Hard coke
[#238] On weight basis, air contains following parts of oxygen
Correct Answer
(B) 23
[#239] On volume basis, air contains following parts of oxygen
Correct Answer
(A) 21
[#240] A gas is compressed in a cylinder by a movable piston to a volume one half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be
Correct Answer
(B) 300,000 Nm