A. ash
B. volatile matter
C. moisture
D. hydrogen
E. none of the above
Mechanical Engineering Mcqs
Mechanical Engineering Mcqs for Preparation of Job Test and interview, freshers, Students, competitive exams etc. Multiple choice questions here are on topics such as Machine Design, Theory of Machines, Hydraulic Machines etc.
A. stationary<fire tube-type
B. horizontal type
C. natural cirulation type
D. internally fired type
E. all of the above
A. flue gases pass through tubes and water around it
B. water passes through the tubes and flue gases around it
C. work is done during adiabatic expansion
D. change in enthalpy
E. none of the above
A. carnot cycle
B. joule cycle
C. Stirling cycle
D. brayton cycle
E. none of the above
A. 2-4 m
B. 3-5 m
C. 5-7.5 m
D. 7-9 m
E. 9-11 m
A. 1 kg
B. 4/3kg
C. 8/3kg
D. 2 kg
E. 16/3 kg
A. producer gas
B. coal gas
C. water gas
D. blast furnace gas
E. coke oven gas
A. regeneration
B. reheating of steam
C. both A. and B.
D. cooling of steam
E. none of the above
A. decreasing initial steam pressure and temperature
B. increasing exhaust pressure
C. decreasing exhaust pressure
D. increasing the expansion ratio
E. increasing number of regenerative heaters
A. C02
B. CO
C. 02
D. N2
E. none of the above
