- (A) pressure ratio
- (B) maximum cycle temperature
- (C) minimum cycle temperature
- (D) all of the above
- (E) none of the above
Mechanical Engineering Mcqs
- (A) remain same
- (B) decrease
- (C) increase
- (D) unpredictable
- (E) none of the above
- (A) 50%
- (B) 75%
- (C) 85%
- (D) 90%
- (E) 99%
- (A) carbonisation of coal
- (B) passing steam over incandescent coke
- (C) passing air and a large amount of steam over waste coal at about 65°C
- (D) partial combustion of caol, eke, anthractie coal or charcoal in a mixed air steam blast
- (E) same way as the natural gas
- (A) increases
- (B) decreases
- (C) first increases and then decreases
- (D) first decreases and then increases
- (E) remains same
- (A) heated
- (B) compressed air before entering the combustion chamber is heated
- (C) bled gas from turbine is heated and readmitted for complete expansion
- (D) exhaust gases drive the compressor
- (E) part of exhaust gases are heated and mixed up with atmospheric air to utilise exhaust heat
- (A) vacuum
- (B) atmospheric air
- (C) compressed air
- (D) oxygen alone
- (E) liquid hydrogen
- (A) closed cycle
- (B) open cycle
- (C) both of the above
- (D) closed/open depending on other con-siderations
- (E) unpredictable
- (A) high pressure ratio
- (B) increasing gas temperature
- (C) high specific volume
- (D) high friction losses
- (E) paucity of 02
- (A) compressor work and turbine work
- (B) output and input
- (C) actual total head tempeature drop to the isentrpic total head drop from total head inlet to static head outlet
- (D) actual compressor work and theoretical comprssor work
- (E) none of the above
