Engineering Thermodynamics - Study Mode

[#116] Otto cycle consists of following four processes
Correct Answer

(B) Two isentropic and two constant volumes

[#117] 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.
Correct Answer

(B) Do not change

[#118] The natural petroleum may be separated into
Correct Answer

(D) Lubricating oil

[#119] One kg of carbon requires $$frac{4}{3}$$ kg of oxygen and produces ________ kg of carbon monoxide gas.
Correct Answer

(B) $$frac{7}{3}$$

[#120] One kg of carbon requires $$frac{4}{3}$$ kg of oxygen and produces __________ kg of carbon monoxide gas.
Correct Answer

(D) $$frac{7}{3}$$