MCQOPTIONS
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MCQOPTIONS
This section includes 11 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. |
Uniform increase in temperature of, ΔT introduces initial _____ |
| A. | Normal strain |
| B. | Strain |
| C. | Stresses |
| D. | Kinetic energy |
| Answer» B. Strain | |
| 2. |
The temperature effect on axisymmetric formulation. The vector ε̅0 is the initial strain evaluated at the centroid, representing the average temperature rise of the element is _____ |
| A. | θe=2Πr̅ |
| B. | θe=2Πr̅AeB̅TDε̅0 |
| C. | K=QF |
| D. | σ=Dε0 |
| Answer» C. K=QF | |
| 3. |
In axisymmetric problems, by using stress strain relation and strain displacement relation we can obtain an equation that is ____ |
| A. | σ=DB̅q |
| B. | σ=D |
| C. | σ=Dε |
| D. | σ=Dε0 |
| Answer» D. σ=Dε0 | |
| 4. |
Using the connectivity of the elements, the internal virtual work can be expressed in the form _____ |
| A. | ΨT=KQ |
| B. | ΨT=K |
| C. | KQ=F |
| D. | σ=Dε |
| Answer» B. ΨT=K | |
| 5. |
On summing up the strain energy and force terms over all the elements and modifying for the boundary conditions while minimizing the total potential energy. We get ______ |
| A. | σ=D |
| B. | Kinematic energy |
| C. | ε=Dσ |
| D. | KQ=F |
| Answer» D. KQ=F | |
| 6. |
Surface traction of a uniformly distributed load with components T1 and T2 is _____ |
| A. | qTTe=2Π∫euTTrdl |
| B. | qTTe=2Π |
| C. | σ=ε |
| D. | ε=Dσ |
| Answer» B. qTTe=2Π | |
| 7. |
A rotating flywheel with its axis in the z direction. We consider the flywheel to be stationary and apply the equivalent radial centrifugal (inertial) force per unit volume is _____ |
| A. | 2Πr |
| B. | 4Πr2 |
| C. | ρrω2 |
| D. | ρω2 |
| Answer» D. ρω2 | |
| 8. |
The element body force vector fe is given by _____ |
| A. | Co-ordinates |
| B. | fe=\(\frac{2Πr̅A_e}{3}\)[f̅r,f̅z,f̅r,f̅z,f̅r,f̅z]T |
| C. | fe=\(\frac{2Πr̅A_e}{3}\)[f̅x,f̅y]T |
| D. | fe=\(\frac{2Πr̅A_e}{3}\) |
| Answer» C. fe=\(\frac{2Πr̅A_e}{3}\)[f̅x,f̅y]T | |
| 9. |
The volume of ring shaped element is _____ |
| A. | Ae=\(\frac{1}{2}\mid detJ \mid\) |
| B. | Ae=detJ |
| C. | 2πr |
| D. | 4πr2 |
| Answer» B. Ae=detJ | |
| 10. |
In the equation Ue=\(\frac{1}{2}\)2qT(2∏ ∫ BTDBrdA)q the quantity inside the paranthesis is _____ |
| A. | Axisymmentric |
| B. | Strain displacement relationships |
| C. | Stiffness matrix |
| D. | Symmetric matrix |
| Answer» D. Symmetric matrix | |
| 11. |
The transformation relationships into strain displacement relations. Then the equation can be written as ____ |
| A. | ε=Bq |
| B. | ε=Dq |
| C. | ε=q |
| D. | Elemental surface |
| Answer» B. ε=Dq | |