Basics of Finite Element Analysis-I - - Assessment-I
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1) What is not true about FEA ?
It gives exact solution.
It is used to soled for PDE.
It is a mathematical tool.
It makes use of boundary conditions.
1 point
2) Which of the following is not a characteristic of FEA?
It is a numerical technique.
It is highly general and flexible.
It requires as initial guess.
It can be automated.
1 point
3) What is true about FEA ?
Residue obtained equals zero.
The solution is exact.
The solution is exact at boundaries.
It is an analytical technique.
1 point
4) FEA technique involves dividing the domain into:
Parts.
Elements.
Objects.
Pieces.
1 point
5) What does Interpolation function represent?
Change in variable over an element.
Change in variable over the whole domain.
Shape of the element.
Shape of the whole domain.
1 point
6) Maximum error will be present in which of the following shape function?
Constant.
Linear.
1 point
Due on 2016-02-09, 23:55 IST
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Quadratic.
Cubic.
7) When can we use axisymmetric governing equations?
Cross section is axisymmetric.
Boundary conditions are axisymmetric.
Material Properties are axisymmetric.
Loading conditions are axisymmetric.
All of the above.
1 point
8)
Element number 1.
Node number 1.
Material number 1.
Equation number 1.
1 point
9)
Element number 1.
Node number 1.
Material number 1.
Equation number 1.
1 point
10)
Primary variable.
Element number 1.
Shape function.
Node number 1.
1 point
11)If a domain is discretized into N linear 1‐D elements, then the number of nodes will be:
N
N+1
N-1
2N
1 point
12)In a 1‐D cubic element, how many nodes are present?
1
2
3
1 point
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13)If the number of nodes in a 1‐D element is N, then order of the element is:
N
N+1
N-1
2N
1 point
14)What is the meaning of convergence?
Element converging to a point.
Residue tending to zero.
Increasing order of shape function.
Increasing the number of elements.
1 point
15)Which of the following will increase the error?
Increasing the number of elements.
Increasing the order of shape functions.
Increasing the number of decimals in numerical values.
None of the above.
1 point
16)FEA can handle :
Homogeneous systems with simple assemblies.
Non Homogeneous systems with complex assemblies.
Non Homogeneous systems with simple assemblies.
All of the above.
1 point
17)What does the X-Axis, Red line & Blue line signify respectively:
Number of nodes, Exact solution, FEA solution.
1 point
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Number of elements, Exact solution, FEA solution.
Number of nodes, FEA solution, Exact solution.
Number of elements, FEA solution, Exact solution.
18)Example of a scalar variable is:
Stress.
Temperature.
Displacement.
Velocity.
1 point
19)
Coefficients.
Weight functions.
Error functions.
Residue.
1 point
20)
Domain.
Node.
Residue.
None of the above.
1 point
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