MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Finite Element Method knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which method is used to write the basic heat transfer equation in the following form using weighted residuals? ( int_v left( frac{ partial q_x}{ partial x}+ frac{ partial q_y}{ partial y}+ frac{ partial q_z}{ partial z}-Q+ rho c frac{ partial T}{ partial t} right) ) Ni dV = 0 |
| A. | Galerkin method |
| B. | Jacobi method |
| C. | Rayleigh Ritz method |
| D. | Delaunay method |
| Answer» B. Jacobi method | |
| 2. |
A system is said to be in thermodynamic equilibrium if it maintains which of the following equilibriums? |
| A. | Mechanical and phase |
| B. | Thermal and chemical |
| C. | Thermal, mechanical and chemical |
| D. | Thermal, phase, mechanical and chemical |
| Answer» D. Thermal, phase, mechanical and chemical | |
| 3. |
For the given heat radiation equation, which of the following terminology is not correct?q{x}n{x}+q{y}n{y}+q{z}n{z}= (T_{ {s }}^{ {4 }} )- q{r} |
| A. | is Stefan-Boltzmann constant |
| B. | is the surface emission coefficient |
| C. | is surface absorption coefficient |
| D. | q<sub>r</sub> is heat generated per unit surface area |
| Answer» E. | |
| 4. |
In thermodynamics, what is the name of a process with identical end states? |
| A. | Cycle |
| B. | Path |
| C. | Phase |
| D. | Either Path or phase |
| Answer» B. Path | |
| 5. |
In thermodynamics, what does the term open system refer to? |
| A. | Control mass |
| B. | Control volume |
| C. | Control energy |
| D. | Control temperature |
| Answer» C. Control energy | |
| 6. |
In analysis of mechanical stresses, which of the following is the correct form of the 3D equation of stress equilibrium? |
| A. | ( frac{ partial sigma x}{ partial x}+ frac{ partial tau xy}{ partial y}+ frac{ partial tau xz}{ partial z} )=0 |
| B. | ( frac{ partial tau xy}{ partial x}+ frac{ partial sigma y}{ partial y}+ frac{ partial tau yz}{ partial z} )=0 |
| C. | ( frac{ partial tau xz}{ partial x}+ frac{ partial tau yz}{ partial y}+ frac{ partial sigma z}{ partial x} )=0 |
| D. | No such equation exists |
| Answer» B. ( frac{ partial tau xy}{ partial x}+ frac{ partial sigma y}{ partial y}+ frac{ partial tau yz}{ partial z} )=0 | |
| 7. |
In which process does a thermodynamic system remains infinitesimally closed to an equilibrium state at all times? |
| A. | Path equilibrium process |
| B. | Cycle equilibrium process |
| C. | Phase equilibrium process |
| D. | Quasi-state or quasi-equilibrium process |
| Answer» E. | |
| 8. |
If =2x+3y represents stream function then what is the magnitude of velocity? |
| A. | 3 |
| B. | 5 |
| C. | 6.3 |
| D. | 3.6 |
| Answer» E. | |
| 9. |
In which thermodynamics process the temperature remains constant? |
| A. | Isobaric |
| B. | Isentropic |
| C. | Isothermal |
| D. | Isochoric |
| Answer» D. Isochoric | |
| 10. |
In a thermodynamics process, what is the correct term for the series of states through which a system passes? |
| A. | Path |
| B. | Phase |
| C. | Cycle |
| D. | Direction |
| Answer» B. Phase | |