Engineering Thermodynamics MCQ Questions & Answers | Mechanical Engineering

A. kJ

B. kJ/kg

C. kJ/m²

D. kJ/m³

A. Increase in cut-off

B. Constant cut-off

C. Decrease in cut-off

D. None of these

A. Gas engine

B. Petrol engine

C. Steam engine

D. Reversible engine

A. All ranges of pressures

B. Only small range of pressures

C. High range of pressures

D. Steady change of pressures

A. Perfect gas

B. Vapour

C. Steam

D. Air

A. $$\frac{{\text{v}}}{{\text{T}}}$$ = constant, if p is kept constant

B. pv = constant, if T is kept constant

C. $$\frac{{\text{T}}}{{\text{p}}}$$ = constant, if v is kept constant

D. $$\frac{{\text{p}}}{{\text{T}}}$$ = constant, if v is kept constant

A. pv = constant, if T is kept constant

B. $$\frac{{\text{v}}}{{\text{T}}}$$ = constant, if p is kept constant

C. $$\frac{{\text{p}}}{{\text{T}}}$$ = constant, if v is kept constant

D. $$\frac{{\text{T}}}{{\text{p}}}$$ = constant, if v is kept constant

A. Mass does not cross boundaries of the system, though energy may do so

B. Mass crosses the boundary but not the energy

C. Neither mass nor energy crosses the boundaries of the system

D. Both energy and mass cross the boundaries of the system

A. Mass does not cross boundaries of the system, though energy may do so

B. Neither mass nor energy crosses the boundaries of the system

C. Both energy and mass cross the boundaries of the system

D. Mass crosses the boundary but not the energy

A. Mass does not cross boundaries of the system, though energy may do so

B. Neither mass nor energy crosses the boundaries of the system

C. Both energy and mass cross the boundaries of the system

D. Mass crosses the boundary but not the energy