Mechanical Engineering MCQs

A. Conservation of heat
B. Conservation of work
C. Conversion of heat into work
D. Conversion fo work into heat

A. Carnot cycle
B. Joule cycle
C. Rankine cycle
D. Otto cycle

A. Two isothermals and two isentropics
B. Two isentropics and two constant volumes
C. Two isentropics, one constant volume and one constant pressure
D. Two isentropics and two constant pres-sures

A. Otto cycle is more efficient than diesel cycle
B. Diesel cycle is more efficient than otto cycle
C. Efficiency depends on other factors
D. Both otto and diesel cycles are equally efficient

A. A reversible cycle (ft) an irreversible cycle
C. A semi-reversible cycle
D. A quasi static cycle
E. An adiabatic irreversible cycle

A. More
B. Less
C. Equal
D. Depends on other factors

A. Otto cycle
B. Ericsson cycle
C. Joule cycle
D. Stirling cycle

A. Two isothermals and two isentropics
B. Two isentropics and two constant volumes
C. Two isentropics, one constant volume and one constant pressure
D. Two isentropics and two constant pres-sures

A. Dual combustion cycle
B. Diesel cycle
C. Atkinson cycle
D. Rankine cycle

A. Rankine
B. Stirling
C. Carnot
D. Brayton