- (A) reduction of speed of incoming air and conversion of part of it into pressure energy
- (B) compression of inlet air
- (C) increasing speed of incoming air
- (D) lost work
- (E) leakage losses
Mechanical Engineering Mcqs
- (A) less
- (B) more
- (C) same
- (D) may be less or more depending on ambient conditons
- (E) unpredictable
- (A) increase in net output but decrease in thermal efficiency
- (B) increase in thermal efficiency but decrease in net output
- (C) increase in both thermal efficiency and net output
- (D) decrease in both thermal efficiency and net output
- (E) none of the above
- (A) isothermal
- (B) isentropic
- (C) adiabatic
- (D) isochoric
- (E) isobaric
- (A) peopeller
- (B) diffuser
- (C) intercooler
- (D) turbine and combustion chamber
- (E) starting engine
- (A) toughness
- (B) fatigue
- (C) creep
- (D) corrosion resistance
- (E) bulk modulus
- (A) turbo-jet
- (B) turbo-propeller
- (C) rocket
- (D) ram-jet ,
- (E) pulsojet
- (A) mild steel
- (B) stainless steel
- (C) carbon steel
- (D) high alloy seel
- (E) high nicket alloy (neimonic)
- (A) same
- (B) higher
- (C) lower
- (D) uncomparable
- (E) unpredictable
- (A) collect more air
- (B) convert kinetic energy of air into pres-sure energy
- (C) provide robust structure
- (D) beautify the shape
- (E) none of the above
