Question Category: Mechanical Engineering

Questions › Category: Mechanical Engineering
Filter:AllOpenResolvedClosedUnanswered
A mixture of gas expands from 0.03 m3 to 0.06 m3 at a constant pressure of 1 MPa and absorbs 84 kJ of heat during the process. The change in internal energy of the mixture is
OpenVideRime asked 3 years ago • 
168 views0 answers0 votes
Which of the following is the correct statement of the second law of thermodynamics?
OpenVideRime asked 3 years ago • 
211 views0 answers0 votes
A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is
OpenVideRime asked 3 years ago • 
185 views0 answers0 votes
An actual engine is to be designed having same efficiency as the Carnot cycle. Such a proposition is
OpenVideRime asked 3 years ago • 
161 views0 answers0 votes
If a system after undergoing a series of processes, returns to the initial state then
OpenVideRime asked 3 years ago • 
161 views0 answers0 votes
One kg of carbon produces ________ kg of carbon dioxide.
OpenVideRime asked 3 years ago • 
195 views0 answers0 votes
The area under the temperature-entropy curve (T – s curve) of any thermodynamic process represents
OpenVideRime asked 3 years ago • 
186 views0 answers0 votes
If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly
OpenVideRime asked 3 years ago • 
192 views0 answers0 votes
Carnot cycle efficiency is maximum when
OpenVideRime asked 3 years ago • 
168 views0 answers0 votes
Addition of heat at constant pressure to a gas results in
OpenVideRime asked 3 years ago • 
199 views0 answers0 votes
1…1718192021…187