- (A) control temperature
- (B) control output of turbine
- (C) control fire hazards
- (D) increase efficiency
- (E) it is never done
Mechanical Engineering Mcqs
- (A) provides greater flexibility
- (B) provides lesser flexibility
- (C) in never used
- (D) is used when gas is to be burnt
- (E) none of the above
- (A) adiabatic temperature drop in the stage
- (B) total temperature drop
- (C) total temperature drop in the stage
- (D) total adiabaitc temperature drop
- (E) difference of maximum and minimum temperature in the cycle
- (A) high h.p. and low weight
- (B) low weight and small frontal area
- (C) small frontal area and high h.p.
- (D) high speed and high h.p.
- (E) all of the above
- (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 coal, coke, anthracite coal or charcoal in a mixed air steam blast
- (E) same way as the natural gas
- (A) pressure ratio alone
- (B) maximum cycle temperature alone
- (C) minimum cycle temperature alone
- (D) both pressure ratio and maximum cycle temperature
- (E) none of the above
- (A) thrust power and fuel energy
- (B) engine output and propulsive power
- (C) propulsive power and fuel input
- (D) thrust power and propulsive power
- (E) none of the above
- (A) carries its own oxygen
- (B) uses surrounding air
- (C) uses compressed atmospheric air
- (D) does not require oxygen
- (E) depends on electrical energy supplied by solar cells
- (A) liquid hydrogne
- (B) high speed diesel oil
- (C) kerosene
- (D) demethylated spirit
- (E) methyl alcohol
- (A) mass
- (B) energy
- (C) flow
- (D) linear momentum
- (E) angular momentum
